31428085

素因数分解:

$5^1\times {\mathrm{13}}^3\times {\mathrm{2861}}^1$

素因数の和:2905

約数の個数: 16

約数和(自身を含む): 40869360

約数和(自身を除く): 9441275

約数列:

[1, 5, 13, 65, 169, 845, 2197, 2861, 10985, 14305, 37193, 185965, 483509, 2417545, 6285617, 31428085]

約数ペア:

[(1, 31428085), (5, 6285617), (13, 2417545), (65, 483509), (169, 185965), (845, 37193), (2197, 14305), (2861, 10985)]