25981995

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{133241}}^1$

素因数の和:133262

約数の個数: 16

約数和(自身を含む): 44769312

約数和(自身を除く): 18787317

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 133241, 399723, 666205, 1732133, 1998615, 5196399, 8660665, 25981995]

約数ペア:

[(1, 25981995), (3, 8660665), (5, 5196399), (13, 1998615), (15, 1732133), (39, 666205), (65, 399723), (195, 133241)]