231713139

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1\times {\mathrm{487}}^1$

素因数の和:799

約数の個数: 32

約数和(自身を含む): 358543360

約数和(自身を除く): 126830221

約数列:

[1, 3, 7, 21, 139, 163, 417, 487, 489, 973, 1141, 1461, 2919, 3409, 3423, 10227, 22657, 67693, 67971, 79381, 158599, 203079, 238143, 473851, 475797, 555667, 1421553, 1667001, 11033959, 33101877, 77237713, 231713139]

約数ペア:

[(1, 231713139), (3, 77237713), (7, 33101877), (21, 11033959), (139, 1667001), (163, 1421553), (417, 555667), (487, 475797), (489, 473851), (973, 238143), (1141, 203079), (1461, 158599), (2919, 79381), (3409, 67971), (3423, 67693), (10227, 22657)]