161578249

素因数分解:

$7^1\times {\mathrm{193}}^1\times {\mathrm{199}}^1\times {\mathrm{601}}^1$

素因数の和:1000

約数の個数: 16

約数和(自身を含む): 186860800

約数和(自身を除く): 25282551

約数列:

[1, 7, 193, 199, 601, 1351, 1393, 4207, 38407, 115993, 119599, 268849, 811951, 837193, 23082607, 161578249]

約数ペア:

[(1, 161578249), (7, 23082607), (193, 837193), (199, 811951), (601, 268849), (1351, 119599), (1393, 115993), (4207, 38407)]