12922495

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:426

約数の個数: 16

約数和(自身を含む): 15855840

約数和(自身を除く): 2933345

約数列:

[1, 5, 109, 131, 181, 545, 655, 905, 14279, 19729, 23711, 71395, 98645, 118555, 2584499, 12922495]

約数ペア:

[(1, 12922495), (5, 2584499), (109, 118555), (131, 98645), (181, 71395), (545, 23711), (655, 19729), (905, 14279)]