12975225

素因数分解:

$3^1\times 5^2\times {\mathrm{113}}^1\times {\mathrm{1531}}^1$

素因数の和:1657

約数の個数: 24

約数和(自身を含む): 21656352

約数和(自身を除く): 8681127

約数列:

[1, 3, 5, 15, 25, 75, 113, 339, 565, 1531, 1695, 2825, 4593, 7655, 8475, 22965, 38275, 114825, 173003, 519009, 865015, 2595045, 4325075, 12975225]

約数ペア:

[(1, 12975225), (3, 4325075), (5, 2595045), (15, 865015), (25, 519009), (75, 173003), (113, 114825), (339, 38275), (565, 22965), (1531, 8475), (1695, 7655), (2825, 4593)]