28664901.000000000

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{130579}}^1$

素因数の和:130636

約数の個数: 36

約数和(自身を含む): 570373440

約数和(自身を除く): 349433772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 564, 846, 1692, 130579, 261158, 391737, 522316, 783474, 1175211, 1566948, 2350422, 4700844, 6137213, 12274426, 18411639, 24548852, 36823278, 55234917, 73646556, 110469834, 220939668]

約数ペア:

[(1, 220939668), (2, 110469834), (3, 73646556), (4, 55234917), (6, 36823278), (9, 24548852), (12, 18411639), (18, 12274426), (36, 6137213), (47, 4700844), (94, 2350422), (141, 1566948), (188, 1175211), (282, 783474), (423, 522316), (564, 391737), (846, 261158), (1692, 130579)]