256975927

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{2843}}^1$

素因数の和:3282

約数の個数: 16

約数和(自身を含む): 293842080

約数和(自身を除く): 36866153

約数列:

[1, 13, 17, 221, 409, 2843, 5317, 6953, 36959, 48331, 90389, 628303, 1162787, 15116231, 19767379, 256975927]

約数ペア:

[(1, 256975927), (13, 19767379), (17, 15116231), (221, 1162787), (409, 628303), (2843, 90389), (5317, 48331), (6953, 36959)]