25007212

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{1097}}^1$

素因数の和:1281

約数の個数: 24

約数和(自身を含む): 45193680

約数和(自身を除く): 20186468

約数列:

[1, 2, 4, 41, 82, 139, 164, 278, 556, 1097, 2194, 4388, 5699, 11398, 22796, 44977, 89954, 152483, 179908, 304966, 609932, 6251803, 12503606, 25007212]

約数ペア:

[(1, 25007212), (2, 12503606), (4, 6251803), (41, 609932), (82, 304966), (139, 179908), (164, 152483), (278, 89954), (556, 44977), (1097, 22796), (2194, 11398), (4388, 5699)]