31106997

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{8171}}^1$

素因数の和:8230

約数の個数: 20

約数和(自身を含む): 47462976

約数和(自身を除く): 16355979

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 8171, 24513, 73539, 220617, 384037, 661851, 1152111, 3456333, 10368999, 31106997]

約数ペア:

[(1, 31106997), (3, 10368999), (9, 3456333), (27, 1152111), (47, 661851), (81, 384037), (141, 220617), (423, 73539), (1269, 24513), (3807, 8171)]