28484255

素因数分解:

$5^1\times {\mathrm{61}}^2\times {\mathrm{1531}}^1$

素因数の和:1658

約数の個数: 12

約数和(自身を含む): 34773336

約数和(自身を除く): 6289081

約数列:

[1, 5, 61, 305, 1531, 3721, 7655, 18605, 93391, 466955, 5696851, 28484255]

約数ペア:

[(1, 28484255), (5, 5696851), (61, 466955), (305, 93391), (1531, 18605), (3721, 7655)]