31090549

素因数分解:

$7^4\times {\mathrm{23}}^1\times {\mathrm{563}}^1$

素因数の和:614

約数の個数: 20

約数和(自身を含む): 37914336

約数和(自身を除く): 6823787

約数列:

[1, 7, 23, 49, 161, 343, 563, 1127, 2401, 3941, 7889, 12949, 27587, 55223, 90643, 193109, 634501, 1351763, 4441507, 31090549]

約数ペア:

[(1, 31090549), (7, 4441507), (23, 1351763), (49, 634501), (161, 193109), (343, 90643), (563, 55223), (1127, 27587), (2401, 12949), (3941, 7889)]