166965211

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1151}}^1$

素因数の和:1251

約数の個数: 32

約数和(自身を含む): 214990848

約数和(自身を除く): 48025637

約数列:

[1, 7, 17, 23, 53, 119, 161, 371, 391, 901, 1151, 1219, 2737, 6307, 8057, 8533, 19567, 20723, 26473, 61003, 136969, 145061, 185311, 427021, 450041, 1037051, 1403069, 3150287, 7259357, 9821483, 23852173, 166965211]

約数ペア:

[(1, 166965211), (7, 23852173), (17, 9821483), (23, 7259357), (53, 3150287), (119, 1403069), (161, 1037051), (371, 450041), (391, 427021), (901, 185311), (1151, 145061), (1219, 136969), (2737, 61003), (6307, 26473), (8057, 20723), (8533, 19567)]