31921903

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:355

約数の個数: 24

約数和(自身を含む): 37630656

約数和(自身を除く): 5708753

約数列:

[1, 13, 17, 41, 169, 221, 271, 533, 697, 2873, 3523, 4607, 6929, 9061, 11111, 45799, 59891, 117793, 144443, 188887, 778583, 1877759, 2455531, 31921903]

約数ペア:

[(1, 31921903), (13, 2455531), (17, 1877759), (41, 778583), (169, 188887), (221, 144443), (271, 117793), (533, 59891), (697, 45799), (2873, 11111), (3523, 9061), (4607, 6929)]