25821185

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{9689}}^1$

素因数の和:9748

約数の個数: 16

約数和(自身を含む): 34186320

約数和(自身を除く): 8365135

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 9689, 48445, 125957, 397249, 629785, 1986245, 5164237, 25821185]

約数ペア:

[(1, 25821185), (5, 5164237), (13, 1986245), (41, 629785), (65, 397249), (205, 125957), (533, 48445), (2665, 9689)]