31920651

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{5693}}^1$

素因数の和:5795

約数の個数: 24

約数和(自身を含む): 53295840

約数和(自身を除く): 21375189

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 623, 801, 1869, 5607, 5693, 17079, 39851, 51237, 119553, 358659, 506677, 1520031, 3546739, 4560093, 10640217, 31920651]

約数ペア:

[(1, 31920651), (3, 10640217), (7, 4560093), (9, 3546739), (21, 1520031), (63, 506677), (89, 358659), (267, 119553), (623, 51237), (801, 39851), (1869, 17079), (5607, 5693)]