641365434

素因数分解:

$2^1\times 3^2\times {\mathrm{149}}^1\times {\mathrm{239137}}^1$

素因数の和:239294

約数の個数: 24

約数和(自身を含む): 1398957300

約数和(自身を除く): 757591866

約数列:

[1, 2, 3, 6, 9, 18, 149, 298, 447, 894, 1341, 2682, 239137, 478274, 717411, 1434822, 2152233, 4304466, 35631413, 71262826, 106894239, 213788478, 320682717, 641365434]

約数ペア:

[(1, 641365434), (2, 320682717), (3, 213788478), (6, 106894239), (9, 71262826), (18, 35631413), (149, 4304466), (298, 2152233), (447, 1434822), (894, 717411), (1341, 478274), (2682, 239137)]