89538379

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{4001}}^1$

素因数の和:4170

約数の個数: 16

約数和(自身を含む): 107573760

約数和(自身を除く): 18035381

約数列:

[1, 7, 23, 139, 161, 973, 3197, 4001, 22379, 28007, 92023, 556139, 644161, 3892973, 12791197, 89538379]

約数ペア:

[(1, 89538379), (7, 12791197), (23, 3892973), (139, 644161), (161, 556139), (973, 92023), (3197, 28007), (4001, 22379)]