641613186

素因数分解:

$2^1\times 3^2\times {\mathrm{239}}^1\times {\mathrm{149143}}^1$

素因数の和:149390

約数の個数: 24

約数和(自身を含む): 1395987840

約数和(自身を除く): 754374654

約数列:

[1, 2, 3, 6, 9, 18, 239, 478, 717, 1434, 2151, 4302, 149143, 298286, 447429, 894858, 1342287, 2684574, 35645177, 71290354, 106935531, 213871062, 320806593, 641613186]

約数ペア:

[(1, 641613186), (2, 320806593), (3, 213871062), (6, 106935531), (9, 71290354), (18, 35645177), (239, 2684574), (478, 1342287), (717, 894858), (1434, 447429), (2151, 298286), (4302, 149143)]