31172283

素因数分解:

$3^5\times {\mathrm{163}}^1\times {\mathrm{787}}^1$

素因数の和:965

約数の個数: 24

約数和(自身を含む): 47040448

約数和(自身を除く): 15868165

約数列:

[1, 3, 9, 27, 81, 163, 243, 489, 787, 1467, 2361, 4401, 7083, 13203, 21249, 39609, 63747, 128281, 191241, 384843, 1154529, 3463587, 10390761, 31172283]

約数ペア:

[(1, 31172283), (3, 10390761), (9, 3463587), (27, 1154529), (81, 384843), (163, 191241), (243, 128281), (489, 63747), (787, 39609), (1467, 21249), (2361, 13203), (4401, 7083)]