13259405

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{3319}}^1$

素因数の和:3388

約数の個数: 16

約数和(自身を含む): 17210880

約数和(自身を除く): 3951475

約数列:

[1, 5, 17, 47, 85, 235, 799, 3319, 3995, 16595, 56423, 155993, 282115, 779965, 2651881, 13259405]

約数ペア:

[(1, 13259405), (5, 2651881), (17, 779965), (47, 282115), (85, 155993), (235, 56423), (799, 16595), (3319, 3995)]