39972849

素因数分解:

$3^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{4129}}^1$

素因数の和:4600

約数の個数: 16

約数和(自身を含む): 61057920

約数和(自身を除く): 21085071

約数列:

[1, 3, 7, 21, 461, 1383, 3227, 4129, 9681, 12387, 28903, 86709, 1903469, 5710407, 13324283, 39972849]

約数ペア:

[(1, 39972849), (3, 13324283), (7, 5710407), (21, 1903469), (461, 86709), (1383, 28903), (3227, 12387), (4129, 9681)]