31003189

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{4271}}^1$

素因数の和:4356

約数の個数: 16

約数和(自身を含む): 38140416

約数和(自身を除く): 7137227

約数列:

[1, 7, 17, 61, 119, 427, 1037, 4271, 7259, 29897, 72607, 260531, 508249, 1823717, 4429027, 31003189]

約数ペア:

[(1, 31003189), (7, 4429027), (17, 1823717), (61, 508249), (119, 260531), (427, 72607), (1037, 29897), (4271, 7259)]