161338021

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{397}}^1\times {\mathrm{727}}^1$

素因数の和:1180

約数の個数: 16

約数和(自身を含む): 178482304

約数和(自身を除く): 17144283

約数列:

[1, 13, 43, 397, 559, 727, 5161, 9451, 17071, 31261, 221923, 288619, 406393, 3752047, 12410617, 161338021]

約数ペア:

[(1, 161338021), (13, 12410617), (43, 3752047), (397, 406393), (559, 288619), (727, 221923), (5161, 31261), (9451, 17071)]