289373028

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{21397}}^1$

素因数の和:21441

約数の個数: 72

約数和(自身を含む): 819628992

約数和(自身を除く): 530255964

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 49, 69, 84, 92, 98, 138, 147, 161, 196, 276, 294, 322, 483, 588, 644, 966, 1127, 1932, 2254, 3381, 4508, 6762, 13524, 21397, 42794, 64191, 85588, 128382, 149779, 256764, 299558, 449337, 492131, 599116, 898674, 984262, 1048453, 1476393, 1797348, 1968524, 2096906, 2952786, 3145359, 3444917, 4193812, 5905572, 6290718, 6889834, 10334751, 12581436, 13779668, 20669502, 24114419, 41339004, 48228838, 72343257, 96457676, 144686514, 289373028]

約数ペア:

[(1, 289373028), (2, 144686514), (3, 96457676), (4, 72343257), (6, 48228838), (7, 41339004), (12, 24114419), (14, 20669502), (21, 13779668), (23, 12581436), (28, 10334751), (42, 6889834), (46, 6290718), (49, 5905572), (69, 4193812), (84, 3444917), (92, 3145359), (98, 2952786), (138, 2096906), (147, 1968524), (161, 1797348), (196, 1476393), (276, 1048453), (294, 984262), (322, 898674), (483, 599116), (588, 492131), (644, 449337), (966, 299558), (1127, 256764), (1932, 149779), (2254, 128382), (3381, 85588), (4508, 64191), (6762, 42794), (13524, 21397)]