133128525

素因数分解:

$3^1\times 5^2\times {\mathrm{521}}^1\times {\mathrm{3407}}^1$

素因数の和:3941

約数の個数: 24

約数和(自身を含む): 220593024

約数和(自身を除く): 87464499

約数列:

[1, 3, 5, 15, 25, 75, 521, 1563, 2605, 3407, 7815, 10221, 13025, 17035, 39075, 51105, 85175, 255525, 1775047, 5325141, 8875235, 26625705, 44376175, 133128525]

約数ペア:

[(1, 133128525), (3, 44376175), (5, 26625705), (15, 8875235), (25, 5325141), (75, 1775047), (521, 255525), (1563, 85175), (2605, 51105), (3407, 39075), (7815, 17035), (10221, 13025)]