25235457

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20873}}^1$

素因数の和:20920

約数の個数: 16

約数和(自身を含む): 37406208

約数和(自身を除く): 12170751

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 20873, 62619, 271349, 647063, 814047, 1941189, 8411819, 25235457]

約数ペア:

[(1, 25235457), (3, 8411819), (13, 1941189), (31, 814047), (39, 647063), (93, 271349), (403, 62619), (1209, 20873)]