129778918

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{113}}^1\times {\mathrm{1987}}^1$

素因数の和:2136

約数の個数: 24

約数和(自身を含む): 208728072

約数和(自身を除く): 78949154

約数列:

[1, 2, 17, 34, 113, 226, 289, 578, 1921, 1987, 3842, 3974, 32657, 33779, 65314, 67558, 224531, 449062, 574243, 1148486, 3817027, 7634054, 64889459, 129778918]

約数ペア:

[(1, 129778918), (2, 64889459), (17, 7634054), (34, 3817027), (113, 1148486), (226, 574243), (289, 449062), (578, 224531), (1921, 67558), (1987, 65314), (3842, 33779), (3974, 32657)]