266403958

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:484

約数の個数: 32

約数和(自身を含む): 416401920

約数和(自身を除く): 149997962

約数列:

[1, 2, 61, 79, 122, 131, 158, 211, 262, 422, 4819, 7991, 9638, 10349, 12871, 15982, 16669, 20698, 25742, 27641, 33338, 55282, 631289, 1016809, 1262578, 1686101, 2033618, 2183639, 3372202, 4367278, 133201979, 266403958]

約数ペア:

[(1, 266403958), (2, 133201979), (61, 4367278), (79, 3372202), (122, 2183639), (131, 2033618), (158, 1686101), (211, 1262578), (262, 1016809), (422, 631289), (4819, 55282), (7991, 33338), (9638, 27641), (10349, 25742), (12871, 20698), (15982, 16669)]