13905490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{521}}^1$

素因数の和:702

約数の個数: 32

約数和(自身を含む): 26722224

約数和(自身を除く): 12816734

約数列:

[1, 2, 5, 10, 17, 34, 85, 157, 170, 314, 521, 785, 1042, 1570, 2605, 2669, 5210, 5338, 8857, 13345, 17714, 26690, 44285, 81797, 88570, 163594, 408985, 817970, 1390549, 2781098, 6952745, 13905490]

約数ペア:

[(1, 13905490), (2, 6952745), (5, 2781098), (10, 1390549), (17, 817970), (34, 408985), (85, 163594), (157, 88570), (170, 81797), (314, 44285), (521, 26690), (785, 17714), (1042, 13345), (1570, 8857), (2605, 5338), (2669, 5210)]