31098431

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{607}}^1$

素因数の和:1190

約数の個数: 16

約数和(自身を含む): 38406144

約数和(自身を除く): 7307713

約数列:

[1, 7, 13, 91, 563, 607, 3941, 4249, 7319, 7891, 51233, 55237, 341741, 2392187, 4442633, 31098431]

約数ペア:

[(1, 31098431), (7, 4442633), (13, 2392187), (91, 341741), (563, 55237), (607, 51233), (3941, 7891), (4249, 7319)]