About the Number

2131226856

2131226855 ← → 2131226857

2進数表記:1111111000001111111000011101000

漢数字表記:二十一億三千百二十二万六千八百五十六

素因数分解:

2 3 × 3 3 × 11 1 × 83 1 × 101 1 × 107 1

素因数の和:317
約数の個数: 256
約数和(自身を含む): 6662476800
約数和(自身を除く): 4531249944

約数列:
[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 83, 88, 99, 101, 107, 108, 132, 166, 198, 202, 214, 216, 249, 264, 297, 303, 321, 332, 396, 404, 428, 498, 594, 606, 642, 664, 747, 792, 808, 856, 909, 913, 963, 996, 1111, 1177, 1188, 1212, 1284, 1494, 1818, 1826, 1926, 1992, 2222, 2241, 2354, 2376, 2424, 2568, 2727, 2739, 2889, 2988, 3333, 3531, 3636, 3652, 3852, 4444, 4482, 4708, 5454, 5478, 5778, 5976, 6666, 7062, 7272, 7304, 7704, 8217, 8383, 8881, 8888, 8964, 9416, 9999, 10593, 10807, 10908, 10956, 11556, 13332, 14124, 16434, 16766, 17762, 17928, 19998, 21186, 21614, 21816, 21912, 23112, 24651, 25149, 26643, 26664, 28248, 29997, 31779, 32421, 32868, 33532, 35524, 39996, 42372, 43228, 49302, 50298, 53286, 59994, 63558, 64842, 65736, 67064, 71048, 75447, 79929, 79992, 84744, 86456, 92213, 97263, 97691, 98604, 100596, 106572, 118877, 119988, 127116, 129684, 150894, 159858, 184426, 194526, 195382, 197208, 201192, 213144, 226341, 237754, 239787, 239976, 254232, 259368, 276639, 291789, 293073, 301788, 319716, 356631, 368852, 389052, 390764, 452682, 475508, 479574, 553278, 583578, 586146, 603576, 639432, 713262, 737704, 778104, 781528, 829917, 879219, 896981, 905364, 951016, 959148, 1069893, 1106556, 1167156, 1172292, 1426524, 1659834, 1758438, 1793962, 1810728, 1918296, 2139786, 2213112, 2334312, 2344584, 2489751, 2637657, 2690943, 2853048, 3209679, 3319668, 3516876, 3587924, 4279572, 4979502, 5275314, 5381886, 6419358, 6639336, 7033752, 7175848, 8072829, 8559144, 9866791, 9959004, 10550628, 10763772, 12838716, 16145658, 19733582, 19918008, 21101256, 21527544, 24218487, 25677432, 29600373, 32291316, 39467164, 48436974, 59200746, 64582632, 78934328, 88801119, 96873948, 118401492, 177602238, 193747896, 236802984, 266403357, 355204476, 532806714, 710408952, 1065613428, 2131226856]

約数ペア:
[(1, 2131226856), (2, 1065613428), (3, 710408952), (4, 532806714), (6, 355204476), (8, 266403357), (9, 236802984), (11, 193747896), (12, 177602238), (18, 118401492), (22, 96873948), (24, 88801119), (27, 78934328), (33, 64582632), (36, 59200746), (44, 48436974), (54, 39467164), (66, 32291316), (72, 29600373), (83, 25677432), (88, 24218487), (99, 21527544), (101, 21101256), (107, 19918008), (108, 19733582), (132, 16145658), (166, 12838716), (198, 10763772), (202, 10550628), (214, 9959004), (216, 9866791), (249, 8559144), (264, 8072829), (297, 7175848), (303, 7033752), (321, 6639336), (332, 6419358), (396, 5381886), (404, 5275314), (428, 4979502), (498, 4279572), (594, 3587924), (606, 3516876), (642, 3319668), (664, 3209679), (747, 2853048), (792, 2690943), (808, 2637657), (856, 2489751), (909, 2344584), (913, 2334312), (963, 2213112), (996, 2139786), (1111, 1918296), (1177, 1810728), (1188, 1793962), (1212, 1758438), (1284, 1659834), (1494, 1426524), (1818, 1172292), (1826, 1167156), (1926, 1106556), (1992, 1069893), (2222, 959148), (2241, 951016), (2354, 905364), (2376, 896981), (2424, 879219), (2568, 829917), (2727, 781528), (2739, 778104), (2889, 737704), (2988, 713262), (3333, 639432), (3531, 603576), (3636, 586146), (3652, 583578), (3852, 553278), (4444, 479574), (4482, 475508), (4708, 452682), (5454, 390764), (5478, 389052), (5778, 368852), (5976, 356631), (6666, 319716), (7062, 301788), (7272, 293073), (7304, 291789), (7704, 276639), (8217, 259368), (8383, 254232), (8881, 239976), (8888, 239787), (8964, 237754), (9416, 226341), (9999, 213144), (10593, 201192), (10807, 197208), (10908, 195382), (10956, 194526), (11556, 184426), (13332, 159858), (14124, 150894), (16434, 129684), (16766, 127116), (17762, 119988), (17928, 118877), (19998, 106572), (21186, 100596), (21614, 98604), (21816, 97691), (21912, 97263), (23112, 92213), (24651, 86456), (25149, 84744), (26643, 79992), (26664, 79929), (28248, 75447), (29997, 71048), (31779, 67064), (32421, 65736), (32868, 64842), (33532, 63558), (35524, 59994), (39996, 53286), (42372, 50298), (43228, 49302)]

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