15178359

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{349}}^1$

素因数の和:487

約数の個数: 32

約数和(自身を含む): 24640000

約数和(自身を除く): 9461641

約数列:

[1, 3, 7, 19, 21, 57, 109, 133, 327, 349, 399, 763, 1047, 2071, 2289, 2443, 6213, 6631, 7329, 14497, 19893, 38041, 43491, 46417, 114123, 139251, 266287, 722779, 798861, 2168337, 5059453, 15178359]

約数ペア:

[(1, 15178359), (3, 5059453), (7, 2168337), (19, 798861), (21, 722779), (57, 266287), (109, 139251), (133, 114123), (327, 46417), (349, 43491), (399, 38041), (763, 19893), (1047, 14497), (2071, 7329), (2289, 6631), (2443, 6213)]