30740885

素因数分解:

$5^1\times 7^2\times {\mathrm{271}}^1\times {\mathrm{463}}^1$

素因数の和:753

約数の個数: 24

約数和(自身を含む): 43163136

約数和(自身を除く): 12422251

約数列:

[1, 5, 7, 35, 49, 245, 271, 463, 1355, 1897, 2315, 3241, 9485, 13279, 16205, 22687, 66395, 113435, 125473, 627365, 878311, 4391555, 6148177, 30740885]

約数ペア:

[(1, 30740885), (5, 6148177), (7, 4391555), (35, 878311), (49, 627365), (245, 125473), (271, 113435), (463, 66395), (1355, 22687), (1897, 16205), (2315, 13279), (3241, 9485)]