28381585

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{10771}}^1$

素因数の和:10824

約数の個数: 16

約数和(自身を含む): 37228032

約数和(自身を除く): 8846447

約数列:

[1, 5, 17, 31, 85, 155, 527, 2635, 10771, 53855, 183107, 333901, 915535, 1669505, 5676317, 28381585]

約数ペア:

[(1, 28381585), (5, 5676317), (17, 1669505), (31, 915535), (85, 333901), (155, 183107), (527, 53855), (2635, 10771)]