28891902312

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{489959}}^1$

素因数の和:489997

約数の個数: 160

約数和(自身を含む): 99599068800

約数和(自身を除く): 70707166488

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 27, 28, 36, 39, 42, 52, 54, 56, 63, 72, 78, 81, 84, 91, 104, 108, 117, 126, 156, 162, 168, 182, 189, 216, 234, 252, 273, 312, 324, 351, 364, 378, 468, 504, 546, 567, 648, 702, 728, 756, 819, 936, 1053, 1092, 1134, 1404, 1512, 1638, 2106, 2184, 2268, 2457, 2808, 3276, 4212, 4536, 4914, 6552, 7371, 8424, 9828, 14742, 19656, 29484, 58968, 489959, 979918, 1469877, 1959836, 2939754, 3429713, 3919672, 4409631, 5879508, 6369467, 6859426, 8819262, 10289139, 11759016, 12738934, 13228893, 13718852, 17638524, 19108401, 20578278, 25477868, 26457786, 27437704, 30867417, 35277048, 38216802, 39686679, 41156556, 44586269, 50955736, 52915572, 57325203, 61734834, 76433604, 79373358, 82313112, 89172538, 92602251, 105831144, 114650406, 123469668, 133758807, 152867208, 158746716, 171975609, 178345076, 185204502, 229300812, 246939336, 267517614, 277806753, 317493432, 343951218, 356690152, 370409004, 401276421, 458601624, 515926827, 535035228, 555613506, 687902436, 740818008, 802552842, 1031853654, 1070070456, 1111227012, 1203829263, 1375804872, 1605105684, 2063707308, 2222454024, 2407658526, 3210211368, 3611487789, 4127414616, 4815317052, 7222975578, 9630634104, 14445951156, 28891902312]

約数ペア:

[(1, 28891902312), (2, 14445951156), (3, 9630634104), (4, 7222975578), (6, 4815317052), (7, 4127414616), (8, 3611487789), (9, 3210211368), (12, 2407658526), (13, 2222454024), (14, 2063707308), (18, 1605105684), (21, 1375804872), (24, 1203829263), (26, 1111227012), (27, 1070070456), (28, 1031853654), (36, 802552842), (39, 740818008), (42, 687902436), (52, 555613506), (54, 535035228), (56, 515926827), (63, 458601624), (72, 401276421), (78, 370409004), (81, 356690152), (84, 343951218), (91, 317493432), (104, 277806753), (108, 267517614), (117, 246939336), (126, 229300812), (156, 185204502), (162, 178345076), (168, 171975609), (182, 158746716), (189, 152867208), (216, 133758807), (234, 123469668), (252, 114650406), (273, 105831144), (312, 92602251), (324, 89172538), (351, 82313112), (364, 79373358), (378, 76433604), (468, 61734834), (504, 57325203), (546, 52915572), (567, 50955736), (648, 44586269), (702, 41156556), (728, 39686679), (756, 38216802), (819, 35277048), (936, 30867417), (1053, 27437704), (1092, 26457786), (1134, 25477868), (1404, 20578278), (1512, 19108401), (1638, 17638524), (2106, 13718852), (2184, 13228893), (2268, 12738934), (2457, 11759016), (2808, 10289139), (3276, 8819262), (4212, 6859426), (4536, 6369467), (4914, 5879508), (6552, 4409631), (7371, 3919672), (8424, 3429713), (9828, 2939754), (14742, 1959836), (19656, 1469877), (29484, 979918), (58968, 489959)]