38897885

素因数分解:

$5^1\times {\mathrm{13}}^3\times {\mathrm{3541}}^1$

素因数の和:3585

約数の個数: 16

約数和(自身を含む): 50579760

約数和(自身を除く): 11681875

約数列:

[1, 5, 13, 65, 169, 845, 2197, 3541, 10985, 17705, 46033, 230165, 598429, 2992145, 7779577, 38897885]

約数ペア:

[(1, 38897885), (5, 7779577), (13, 2992145), (65, 598429), (169, 230165), (845, 46033), (2197, 17705), (3541, 10985)]