90971215

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{2729}}^1$

素因数の和:2906

約数の個数: 16

約数和(自身を含む): 112039200

約数和(自身を除く): 21067985

約数列:

[1, 5, 59, 113, 295, 565, 2729, 6667, 13645, 33335, 161011, 308377, 805055, 1541885, 18194243, 90971215]

約数ペア:

[(1, 90971215), (5, 18194243), (59, 1541885), (113, 805055), (295, 308377), (565, 161011), (2729, 33335), (6667, 13645)]