129121915

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{3727}}^1$

素因数の和:3799

約数の個数: 24

約数和(自身を含む): 171920448

約数和(自身を除く): 42798533

約数列:

[1, 5, 13, 41, 65, 169, 205, 533, 845, 2665, 3727, 6929, 18635, 34645, 48451, 152807, 242255, 629863, 764035, 1986491, 3149315, 9932455, 25824383, 129121915]

約数ペア:

[(1, 129121915), (5, 25824383), (13, 9932455), (41, 3149315), (65, 1986491), (169, 764035), (205, 629863), (533, 242255), (845, 152807), (2665, 48451), (3727, 34645), (6929, 18635)]