664466710

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2143441}}^1$

素因数の和:2143479

約数の個数: 16

約数和(自身を含む): 1234622592

約数和(自身を除く): 570155882

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 2143441, 4286882, 10717205, 21434410, 66446671, 132893342, 332233355, 664466710]

約数ペア:

[(1, 664466710), (2, 332233355), (5, 132893342), (10, 66446671), (31, 21434410), (62, 10717205), (155, 4286882), (310, 2143441)]