31426101

素因数分解:

$3^2\times 7^2\times {\mathrm{71261}}^1$

素因数の和:71281

約数の個数: 18

約数和(自身を含む): 52805142

約数和(自身を除く): 21379041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 71261, 213783, 498827, 641349, 1496481, 3491789, 4489443, 10475367, 31426101]

約数ペア:

[(1, 31426101), (3, 10475367), (7, 4489443), (9, 3491789), (21, 1496481), (49, 641349), (63, 498827), (147, 213783), (441, 71261)]