25489161

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{10151}}^1$

素因数の和:10194

約数の個数: 20

約数和(自身を含む): 39308544

約数和(自身を除く): 13819383

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 10151, 30453, 91359, 274077, 314681, 822231, 944043, 2832129, 8496387, 25489161]

約数ペア:

[(1, 25489161), (3, 8496387), (9, 2832129), (27, 944043), (31, 822231), (81, 314681), (93, 274077), (279, 91359), (837, 30453), (2511, 10151)]