256810619

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{881}}^1\times {\mathrm{1319}}^1$

素因数の和:2230

約数の個数: 16

約数和(自身を含む): 293388480

約数和(自身を除く): 36577861

約数列:

[1, 13, 17, 221, 881, 1319, 11453, 14977, 17147, 22423, 194701, 291499, 1162039, 15106507, 19754663, 256810619]

約数ペア:

[(1, 256810619), (13, 19754663), (17, 15106507), (221, 1162039), (881, 291499), (1319, 194701), (11453, 22423), (14977, 17147)]