255954634

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1\times {\mathrm{397}}^1$

素因数の和:730

約数の個数: 32

約数和(自身を含む): 419839056

約数和(自身を除く): 163884422

約数列:

[1, 2, 13, 26, 137, 181, 274, 362, 397, 794, 1781, 2353, 3562, 4706, 5161, 10322, 24797, 49594, 54389, 71857, 108778, 143714, 322361, 644722, 707057, 934141, 1414114, 1868282, 9844409, 19688818, 127977317, 255954634]

約数ペア:

[(1, 255954634), (2, 127977317), (13, 19688818), (26, 9844409), (137, 1868282), (181, 1414114), (274, 934141), (362, 707057), (397, 644722), (794, 322361), (1781, 143714), (2353, 108778), (3562, 71857), (4706, 54389), (5161, 49594), (10322, 24797)]