1640185893

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{12763}}^1$

素因数の和:13009

約数の個数: 24

約数和(自身を含む): 2409332640

約数和(自身を除く): 769146747

約数列:

[1, 3, 9, 109, 131, 327, 393, 981, 1179, 12763, 14279, 38289, 42837, 114867, 128511, 1391167, 1671953, 4173501, 5015859, 12520503, 15047577, 182242877, 546728631, 1640185893]

約数ペア:

[(1, 1640185893), (3, 546728631), (9, 182242877), (109, 15047577), (131, 12520503), (327, 5015859), (393, 4173501), (981, 1671953), (1179, 1391167), (12763, 128511), (14279, 114867), (38289, 42837)]