9890797

素因数分解:

$7^2\times {\mathrm{71}}^1\times {\mathrm{2843}}^1$

素因数の和:2928

約数の個数: 12

約数和(自身を含む): 11671776

約数和(自身を除く): 1780979

約数列:

[1, 7, 49, 71, 497, 2843, 3479, 19901, 139307, 201853, 1412971, 9890797]

約数ペア:

[(1, 9890797), (7, 1412971), (49, 201853), (71, 139307), (497, 19901), (2843, 3479)]