31399085

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{3389}}^1$

素因数の和:3520

約数の個数: 16

約数和(自身を含む): 40273200

約数和(自身を除く): 8874115

約数列:

[1, 5, 17, 85, 109, 545, 1853, 3389, 9265, 16945, 57613, 288065, 369401, 1847005, 6279817, 31399085]

約数ペア:

[(1, 31399085), (5, 6279817), (17, 1847005), (85, 369401), (109, 288065), (545, 57613), (1853, 16945), (3389, 9265)]