28643706

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:130

約数の個数: 160

約数和(自身を含む): 82938240

約数和(自身を除く): 54294534

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 29, 39, 42, 54, 58, 63, 67, 78, 81, 87, 91, 117, 126, 134, 162, 174, 182, 189, 201, 203, 234, 261, 273, 351, 377, 378, 402, 406, 469, 522, 546, 567, 603, 609, 702, 754, 783, 819, 871, 938, 1053, 1131, 1134, 1206, 1218, 1407, 1566, 1638, 1742, 1809, 1827, 1943, 2106, 2262, 2349, 2457, 2613, 2639, 2814, 3393, 3618, 3654, 3886, 4221, 4698, 4914, 5226, 5278, 5427, 5481, 5829, 6097, 6786, 7371, 7839, 7917, 8442, 10179, 10854, 10962, 11658, 12194, 12663, 13601, 14742, 15678, 15834, 16443, 17487, 18291, 20358, 23517, 23751, 25259, 25326, 27202, 30537, 32886, 34974, 36582, 37989, 40803, 47034, 47502, 50518, 52461, 54873, 61074, 70551, 71253, 75777, 75978, 81606, 104922, 109746, 122409, 141102, 142506, 151554, 157383, 164619, 176813, 213759, 227331, 244818, 314766, 329238, 353626, 367227, 427518, 454662, 493857, 530439, 681993, 734454, 987714, 1060878, 1101681, 1363986, 1591317, 2045979, 2203362, 3182634, 4091958, 4773951, 9547902, 14321853, 28643706]

約数ペア:

[(1, 28643706), (2, 14321853), (3, 9547902), (6, 4773951), (7, 4091958), (9, 3182634), (13, 2203362), (14, 2045979), (18, 1591317), (21, 1363986), (26, 1101681), (27, 1060878), (29, 987714), (39, 734454), (42, 681993), (54, 530439), (58, 493857), (63, 454662), (67, 427518), (78, 367227), (81, 353626), (87, 329238), (91, 314766), (117, 244818), (126, 227331), (134, 213759), (162, 176813), (174, 164619), (182, 157383), (189, 151554), (201, 142506), (203, 141102), (234, 122409), (261, 109746), (273, 104922), (351, 81606), (377, 75978), (378, 75777), (402, 71253), (406, 70551), (469, 61074), (522, 54873), (546, 52461), (567, 50518), (603, 47502), (609, 47034), (702, 40803), (754, 37989), (783, 36582), (819, 34974), (871, 32886), (938, 30537), (1053, 27202), (1131, 25326), (1134, 25259), (1206, 23751), (1218, 23517), (1407, 20358), (1566, 18291), (1638, 17487), (1742, 16443), (1809, 15834), (1827, 15678), (1943, 14742), (2106, 13601), (2262, 12663), (2349, 12194), (2457, 11658), (2613, 10962), (2639, 10854), (2814, 10179), (3393, 8442), (3618, 7917), (3654, 7839), (3886, 7371), (4221, 6786), (4698, 6097), (4914, 5829), (5226, 5481), (5278, 5427)]