28906475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3067}}^1$

素因数の和:3119

約数の個数: 24

約数和(自身を含む): 39945360

約数和(自身を除く): 11038885

約数列:

[1, 5, 13, 25, 29, 65, 145, 325, 377, 725, 1885, 3067, 9425, 15335, 39871, 76675, 88943, 199355, 444715, 996775, 1156259, 2223575, 5781295, 28906475]

約数ペア:

[(1, 28906475), (5, 5781295), (13, 2223575), (25, 1156259), (29, 996775), (65, 444715), (145, 199355), (325, 88943), (377, 76675), (725, 39871), (1885, 15335), (3067, 9425)]