31008398

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{1571}}^1$

素因数の和:1783

約数の個数: 16

約数和(自身を含む): 47537280

約数和(自身を除く): 16528882

約数列:

[1, 2, 71, 139, 142, 278, 1571, 3142, 9869, 19738, 111541, 218369, 223082, 436738, 15504199, 31008398]

約数ペア:

[(1, 31008398), (2, 15504199), (71, 436738), (139, 223082), (142, 218369), (278, 111541), (1571, 19738), (3142, 9869)]