12221585

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:448

約数の個数: 16

約数和(自身を含む): 15033600

約数和(自身を除く): 2812015

約数列:

[1, 5, 71, 173, 199, 355, 865, 995, 12283, 14129, 34427, 61415, 70645, 172135, 2444317, 12221585]

約数ペア:

[(1, 12221585), (5, 2444317), (71, 172135), (173, 70645), (199, 61415), (355, 34427), (865, 14129), (995, 12283)]