25440561

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{3529}}^1$

素因数の和:3630

約数の個数: 20

約数和(自身を含む): 38441700

約数和(自身を除く): 13001139

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 2403, 3529, 7209, 10587, 31761, 95283, 285849, 314081, 942243, 2826729, 8480187, 25440561]

約数ペア:

[(1, 25440561), (3, 8480187), (9, 2826729), (27, 942243), (81, 314081), (89, 285849), (267, 95283), (801, 31761), (2403, 10587), (3529, 7209)]