2872405

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{719}}^1$

素因数の和:788

約数の個数: 16

約数和(自身を含む): 3732480

約数和(自身を除く): 860075

約数列:

[1, 5, 17, 47, 85, 235, 719, 799, 3595, 3995, 12223, 33793, 61115, 168965, 574481, 2872405]

約数ペア:

[(1, 2872405), (5, 574481), (17, 168965), (47, 61115), (85, 33793), (235, 12223), (719, 3995), (799, 3595)]