31214974

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{21647}}^1$

素因数の和:21759

約数の個数: 16

約数和(自身を含む): 54033408

約数和(自身を除く): 22818434

約数列:

[1, 2, 7, 14, 103, 206, 721, 1442, 21647, 43294, 151529, 303058, 2229641, 4459282, 15607487, 31214974]

約数ペア:

[(1, 31214974), (2, 15607487), (7, 4459282), (14, 2229641), (103, 303058), (206, 151529), (721, 43294), (1442, 21647)]