172376789

素因数分解:

${\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{727}}^1$

素因数の和:837

約数の個数: 24

約数和(自身を含む): 198237312

約数和(自身を除く): 25860523

約数列:

[1, 13, 23, 61, 169, 299, 727, 793, 1403, 3887, 9451, 10309, 16721, 18239, 44347, 122863, 217373, 237107, 576511, 1019981, 2825849, 7494643, 13259753, 172376789]

約数ペア:

[(1, 172376789), (13, 13259753), (23, 7494643), (61, 2825849), (169, 1019981), (299, 576511), (727, 237107), (793, 217373), (1403, 122863), (3887, 44347), (9451, 18239), (10309, 16721)]