25831071

素因数分解:

$3^2\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1559}}^1$

素因数の和:1835

約数の個数: 24

約数和(自身を含む): 42831360

約数和(自身を除く): 17000289

約数列:

[1, 3, 7, 9, 21, 63, 263, 789, 1559, 1841, 2367, 4677, 5523, 10913, 14031, 16569, 32739, 98217, 410017, 1230051, 2870119, 3690153, 8610357, 25831071]

約数ペア:

[(1, 25831071), (3, 8610357), (7, 3690153), (9, 2870119), (21, 1230051), (63, 410017), (263, 98217), (789, 32739), (1559, 16569), (1841, 14031), (2367, 10913), (4677, 5523)]