31037489

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1\times {\mathrm{311}}^1$

素因数の和:640

約数の個数: 16

約数和(自身を含む): 36391680

約数和(自身を除く): 5354191

約数列:

[1, 7, 53, 269, 311, 371, 1883, 2177, 14257, 16483, 83659, 99799, 115381, 585613, 4433927, 31037489]

約数ペア:

[(1, 31037489), (7, 4433927), (53, 585613), (269, 115381), (311, 99799), (371, 83659), (1883, 16483), (2177, 14257)]