12399525

素因数分解:

$3^2\times 5^2\times {\mathrm{55109}}^1$

素因数の和:55125

約数の個数: 18

約数和(自身を含む): 22209330

約数和(自身を除く): 9809805

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 55109, 165327, 275545, 495981, 826635, 1377725, 2479905, 4133175, 12399525]

約数ペア:

[(1, 12399525), (3, 4133175), (5, 2479905), (9, 1377725), (15, 826635), (25, 495981), (45, 275545), (75, 165327), (225, 55109)]