2961725

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{701}}^1$

素因数の和:737

約数の個数: 18

約数和(自身を含む): 3982446

約数和(自身を除く): 1020721

約数列:

[1, 5, 13, 25, 65, 169, 325, 701, 845, 3505, 4225, 9113, 17525, 45565, 118469, 227825, 592345, 2961725]

約数ペア:

[(1, 2961725), (5, 592345), (13, 227825), (25, 118469), (65, 45565), (169, 17525), (325, 9113), (701, 4225), (845, 3505)]