12847555

素因数分解:

$5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{1279}}^1$

素因数の和:1339

約数の個数: 24

約数和(自身を含む): 18385920

約数和(自身を除く): 5538365

約数列:

[1, 5, 7, 35, 41, 49, 205, 245, 287, 1279, 1435, 2009, 6395, 8953, 10045, 44765, 52439, 62671, 262195, 313355, 367073, 1835365, 2569511, 12847555]

約数ペア:

[(1, 12847555), (5, 2569511), (7, 1835365), (35, 367073), (41, 313355), (49, 262195), (205, 62671), (245, 52439), (287, 44765), (1279, 10045), (1435, 8953), (2009, 6395)]