697256145

素因数分解:

$3^2\times 5^1\times {\mathrm{769}}^1\times {\mathrm{20149}}^1$

素因数の和:20929

約数の個数: 24

約数和(自身を含む): 1210209000

約数和(自身を除く): 512952855

約数列:

[1, 3, 5, 9, 15, 45, 769, 2307, 3845, 6921, 11535, 20149, 34605, 60447, 100745, 181341, 302235, 906705, 15494581, 46483743, 77472905, 139451229, 232418715, 697256145]

約数ペア:

[(1, 697256145), (3, 232418715), (5, 139451229), (9, 77472905), (15, 46483743), (45, 15494581), (769, 906705), (2307, 302235), (3845, 181341), (6921, 100745), (11535, 60447), (20149, 34605)]