128516886

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{2113}}^1$

素因数の和:2261

約数の個数: 48

約数和(自身を含む): 290209920

約数和(自身を除く): 161693034

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 109, 186, 218, 279, 327, 558, 654, 981, 1962, 2113, 3379, 4226, 6339, 6758, 10137, 12678, 19017, 20274, 30411, 38034, 60822, 65503, 131006, 196509, 230317, 393018, 460634, 589527, 690951, 1179054, 1381902, 2072853, 4145706, 7139827, 14279654, 21419481, 42838962, 64258443, 128516886]

約数ペア:

[(1, 128516886), (2, 64258443), (3, 42838962), (6, 21419481), (9, 14279654), (18, 7139827), (31, 4145706), (62, 2072853), (93, 1381902), (109, 1179054), (186, 690951), (218, 589527), (279, 460634), (327, 393018), (558, 230317), (654, 196509), (981, 131006), (1962, 65503), (2113, 60822), (3379, 38034), (4226, 30411), (6339, 20274), (6758, 19017), (10137, 12678)]