289553953

素因数分解:

${\mathrm{13}}^2\times {\mathrm{1297}}^1\times {\mathrm{1321}}^1$

素因数の和:2644

約数の個数: 12

約数和(自身を含む): 314019948

約数和(自身を除く): 24465995

約数列:

[1, 13, 169, 1297, 1321, 16861, 17173, 219193, 223249, 1713337, 22273381, 289553953]

約数ペア:

[(1, 289553953), (13, 22273381), (169, 1713337), (1297, 223249), (1321, 219193), (16861, 17173)]