289251935

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^2\times {\mathrm{2221}}^1$

素因数の和:2355

約数の個数: 24

約数和(自身を含む): 403479648

約数和(自身を除く): 114227713

約数列:

[1, 5, 7, 35, 61, 305, 427, 2135, 2221, 3721, 11105, 15547, 18605, 26047, 77735, 130235, 135481, 677405, 948367, 4741835, 8264341, 41321705, 57850387, 289251935]

約数ペア:

[(1, 289251935), (5, 57850387), (7, 41321705), (35, 8264341), (61, 4741835), (305, 948367), (427, 677405), (2135, 135481), (2221, 130235), (3721, 77735), (11105, 26047), (15547, 18605)]