312431391

素因数分解:

$3^3\times {\mathrm{163}}^1\times {\mathrm{70991}}^1$

素因数の和:71163

約数の個数: 16

約数和(自身を含む): 465707520

約数和(自身を除く): 153276129

約数列:

[1, 3, 9, 27, 163, 489, 1467, 4401, 70991, 212973, 638919, 1916757, 11571533, 34714599, 104143797, 312431391]

約数ペア:

[(1, 312431391), (3, 104143797), (9, 34714599), (27, 11571533), (163, 1916757), (489, 638919), (1467, 212973), (4401, 70991)]