71505917

素因数分解:

$7^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1\times {\mathrm{431}}^1$

素因数の和:748

約数の個数: 16

約数和(自身を含む): 82985472

約数和(自身を除く): 11479555

約数列:

[1, 7, 137, 173, 431, 959, 1211, 3017, 23701, 59047, 74563, 165907, 413329, 521941, 10215131, 71505917]

約数ペア:

[(1, 71505917), (7, 10215131), (137, 521941), (173, 413329), (431, 165907), (959, 74563), (1211, 59047), (3017, 23701)]