11978875

素因数分解:

$5^3\times {\mathrm{61}}^1\times {\mathrm{1571}}^1$

素因数の和:1647

約数の個数: 16

約数和(自身を含む): 15204384

約数和(自身を除く): 3225509

約数列:

[1, 5, 25, 61, 125, 305, 1525, 1571, 7625, 7855, 39275, 95831, 196375, 479155, 2395775, 11978875]

約数ペア:

[(1, 11978875), (5, 2395775), (25, 479155), (61, 196375), (125, 95831), (305, 39275), (1525, 7855), (1571, 7625)]