31726809

素因数分解:

$3^7\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:273

約数の個数: 32

約数和(自身を含む): 48412800

約数和(自身を除く): 16685991

約数列:

[1, 3, 9, 27, 81, 89, 163, 243, 267, 489, 729, 801, 1467, 2187, 2403, 4401, 7209, 13203, 14507, 21627, 39609, 43521, 64881, 118827, 130563, 194643, 356481, 391689, 1175067, 3525201, 10575603, 31726809]

約数ペア:

[(1, 31726809), (3, 10575603), (9, 3525201), (27, 1175067), (81, 391689), (89, 356481), (163, 194643), (243, 130563), (267, 118827), (489, 64881), (729, 43521), (801, 39609), (1467, 21627), (2187, 14507), (2403, 13203), (4401, 7209)]