3181923

素因数分解:

$3^4\times {\mathrm{163}}^1\times {\mathrm{241}}^1$

素因数の和:416

約数の個数: 20

約数和(自身を含む): 4802248

約数和(自身を除く): 1620325

約数列:

[1, 3, 9, 27, 81, 163, 241, 489, 723, 1467, 2169, 4401, 6507, 13203, 19521, 39283, 117849, 353547, 1060641, 3181923]

約数ペア:

[(1, 3181923), (3, 1060641), (9, 353547), (27, 117849), (81, 39283), (163, 19521), (241, 13203), (489, 6507), (723, 4401), (1467, 2169)]