31121441

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2657}}^1$

素因数の和:2740

約数の個数: 16

約数和(自身を含む): 36170064

約数和(自身を除く): 5048623

約数列:

[1, 13, 17, 53, 221, 689, 901, 2657, 11713, 34541, 45169, 140821, 587197, 1830673, 2393957, 31121441]

約数ペア:

[(1, 31121441), (13, 2393957), (17, 1830673), (53, 587197), (221, 140821), (689, 45169), (901, 34541), (2657, 11713)]