641616846

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{191299}}^1$

素因数の和:191360

約数の個数: 32

約数和(自身を含む): 1414089600

約数和(自身を除く): 772472754

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 258, 559, 1118, 1677, 3354, 191299, 382598, 573897, 1147794, 2486887, 4973774, 7460661, 8225857, 14921322, 16451714, 24677571, 49355142, 106936141, 213872282, 320808423, 641616846]

約数ペア:

[(1, 641616846), (2, 320808423), (3, 213872282), (6, 106936141), (13, 49355142), (26, 24677571), (39, 16451714), (43, 14921322), (78, 8225857), (86, 7460661), (129, 4973774), (258, 2486887), (559, 1147794), (1118, 573897), (1677, 382598), (3354, 191299)]