399647976

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9631}}^1$

素因数の和:9679

約数の個数: 128

約数和(自身を含む): 1294540800

約数和(自身を除く): 894892824

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 19, 21, 24, 26, 28, 38, 39, 42, 52, 56, 57, 76, 78, 84, 91, 104, 114, 133, 152, 156, 168, 182, 228, 247, 266, 273, 312, 364, 399, 456, 494, 532, 546, 728, 741, 798, 988, 1064, 1092, 1482, 1596, 1729, 1976, 2184, 2964, 3192, 3458, 5187, 5928, 6916, 9631, 10374, 13832, 19262, 20748, 28893, 38524, 41496, 57786, 67417, 77048, 115572, 125203, 134834, 182989, 202251, 231144, 250406, 269668, 365978, 375609, 404502, 500812, 539336, 548967, 731956, 751218, 809004, 876421, 1001624, 1097934, 1280923, 1463912, 1502436, 1618008, 1752842, 2195868, 2378857, 2561846, 2629263, 3004872, 3505684, 3842769, 4391736, 4757714, 5123692, 5258526, 7011368, 7136571, 7685538, 9515428, 10247384, 10517052, 14273142, 15371076, 16651999, 19030856, 21034104, 28546284, 30742152, 33303998, 49955997, 57092568, 66607996, 99911994, 133215992, 199823988, 399647976]

約数ペア:

[(1, 399647976), (2, 199823988), (3, 133215992), (4, 99911994), (6, 66607996), (7, 57092568), (8, 49955997), (12, 33303998), (13, 30742152), (14, 28546284), (19, 21034104), (21, 19030856), (24, 16651999), (26, 15371076), (28, 14273142), (38, 10517052), (39, 10247384), (42, 9515428), (52, 7685538), (56, 7136571), (57, 7011368), (76, 5258526), (78, 5123692), (84, 4757714), (91, 4391736), (104, 3842769), (114, 3505684), (133, 3004872), (152, 2629263), (156, 2561846), (168, 2378857), (182, 2195868), (228, 1752842), (247, 1618008), (266, 1502436), (273, 1463912), (312, 1280923), (364, 1097934), (399, 1001624), (456, 876421), (494, 809004), (532, 751218), (546, 731956), (728, 548967), (741, 539336), (798, 500812), (988, 404502), (1064, 375609), (1092, 365978), (1482, 269668), (1596, 250406), (1729, 231144), (1976, 202251), (2184, 182989), (2964, 134834), (3192, 125203), (3458, 115572), (5187, 77048), (5928, 67417), (6916, 57786), (9631, 41496), (10374, 38524), (13832, 28893), (19262, 20748)]