157214771

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^2$

素因数の和:315

約数の個数: 24

約数和(自身を含む): 190262880

約数和(自身を除く): 33048109

約数列:

[1, 7, 29, 73, 103, 203, 511, 721, 2117, 2987, 7519, 10609, 14819, 20909, 52633, 74263, 218051, 307661, 774457, 1526357, 2153627, 5421199, 22459253, 157214771]

約数ペア:

[(1, 157214771), (7, 22459253), (29, 5421199), (73, 2153627), (103, 1526357), (203, 774457), (511, 307661), (721, 218051), (2117, 74263), (2987, 52633), (7519, 20909), (10609, 14819)]