166441919

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 207567360

約数和(自身を除く): 41125441

約数列:

[1, 7, 19, 41, 131, 133, 233, 287, 779, 917, 1631, 2489, 4427, 5371, 5453, 9553, 17423, 30523, 30989, 37597, 66871, 102049, 181507, 213661, 579937, 714343, 1251443, 1270549, 4059559, 8760101, 23777417, 166441919]

約数ペア:

[(1, 166441919), (7, 23777417), (19, 8760101), (41, 4059559), (131, 1270549), (133, 1251443), (233, 714343), (287, 579937), (779, 213661), (917, 181507), (1631, 102049), (2489, 66871), (4427, 37597), (5371, 30989), (5453, 30523), (9553, 17423)]