68941575

素因数分解:

$3^2\times 5^2\times {\mathrm{306407}}^1$

素因数の和:306423

約数の個数: 18

約数和(自身を含む): 123482424

約数和(自身を除く): 54540849

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 306407, 919221, 1532035, 2757663, 4596105, 7660175, 13788315, 22980525, 68941575]

約数ペア:

[(1, 68941575), (3, 22980525), (5, 13788315), (9, 7660175), (15, 4596105), (25, 2757663), (45, 1532035), (75, 919221), (225, 306407)]