156872023

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{2081}}^1$

素因数の和:2199

約数の個数: 24

約数和(自身を含む): 199372320

約数和(自身を除く): 42500297

約数列:

[1, 7, 11, 77, 89, 121, 623, 847, 979, 2081, 6853, 10769, 14567, 22891, 75383, 160237, 185209, 251801, 1296463, 1762607, 2037299, 14261093, 22410289, 156872023]

約数ペア:

[(1, 156872023), (7, 22410289), (11, 14261093), (77, 2037299), (89, 1762607), (121, 1296463), (623, 251801), (847, 185209), (979, 160237), (2081, 75383), (6853, 22891), (10769, 14567)]