13387925

素因数分解:

$5^2\times {\mathrm{17}}^3\times {\mathrm{109}}^1$

素因数の和:170

約数の個数: 24

約数和(自身を含む): 17800200

約数和(自身を除く): 4412275

約数列:

[1, 5, 17, 25, 85, 109, 289, 425, 545, 1445, 1853, 2725, 4913, 7225, 9265, 24565, 31501, 46325, 122825, 157505, 535517, 787525, 2677585, 13387925]

約数ペア:

[(1, 13387925), (5, 2677585), (17, 787525), (25, 535517), (85, 157505), (109, 122825), (289, 46325), (425, 31501), (545, 24565), (1445, 9265), (1853, 7225), (2725, 4913)]