31917193

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{2543}}^1$

素因数の和:2724

約数の個数: 16

約数和(自身を含む): 40052736

約数和(自身を除く): 8135543

約数列:

[1, 7, 11, 77, 163, 1141, 1793, 2543, 12551, 17801, 27973, 195811, 414509, 2901563, 4559599, 31917193]

約数ペア:

[(1, 31917193), (7, 4559599), (11, 2901563), (77, 414509), (163, 195811), (1141, 27973), (1793, 17801), (2543, 12551)]