221420155

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{236813}}^1$

素因数の和:236846

約数の個数: 16

約数和(自身を含む): 306910944

約数和(自身を除く): 85490789

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 236813, 1184065, 2604943, 4025821, 13024715, 20129105, 44284031, 221420155]

約数ペア:

[(1, 221420155), (5, 44284031), (11, 20129105), (17, 13024715), (55, 4025821), (85, 2604943), (187, 1184065), (935, 236813)]