13242425

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2441}}^1$

素因数の和:2489

約数の個数: 24

約数和(自身を含む): 19379712

約数和(自身を除く): 6137287

約数列:

[1, 5, 7, 25, 31, 35, 155, 175, 217, 775, 1085, 2441, 5425, 12205, 17087, 61025, 75671, 85435, 378355, 427175, 529697, 1891775, 2648485, 13242425]

約数ペア:

[(1, 13242425), (5, 2648485), (7, 1891775), (25, 529697), (31, 427175), (35, 378355), (155, 85435), (175, 75671), (217, 61025), (775, 17087), (1085, 12205), (2441, 5425)]