12928825

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5683}}^1$

素因数の和:5713

約数の個数: 24

約数和(自身を含む): 19734848

約数和(自身を除く): 6806023

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 2275, 5683, 28415, 39781, 73879, 142075, 198905, 369395, 517153, 994525, 1846975, 2585765, 12928825]

約数ペア:

[(1, 12928825), (5, 2585765), (7, 1846975), (13, 994525), (25, 517153), (35, 369395), (65, 198905), (91, 142075), (175, 73879), (325, 39781), (455, 28415), (2275, 5683)]