25881063

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{21407}}^1$

素因数の和:21454

約数の個数: 16

約数和(自身を含む): 38363136

約数和(自身を除く): 12482073

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 21407, 64221, 278291, 663617, 834873, 1990851, 8627021, 25881063]

約数ペア:

[(1, 25881063), (3, 8627021), (13, 1990851), (31, 834873), (39, 663617), (93, 278291), (403, 64221), (1209, 21407)]