28365547

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{757}}^1$

素因数の和:918

約数の個数: 16

約数和(自身を含む): 33400512

約数和(自身を除く): 5034965

約数列:

[1, 7, 53, 101, 371, 707, 757, 5299, 5353, 37471, 40121, 76457, 280847, 535199, 4052221, 28365547]

約数ペア:

[(1, 28365547), (7, 4052221), (53, 535199), (101, 280847), (371, 76457), (707, 40121), (757, 37471), (5299, 5353)]