218248953

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{941}}^1$

素因数の和:1289

約数の個数: 32

約数和(自身を含む): 331282560

約数和(自身を除く): 113033607

約数列:

[1, 3, 13, 19, 39, 57, 247, 313, 741, 939, 941, 2823, 4069, 5947, 12207, 12233, 17841, 17879, 36699, 53637, 77311, 231933, 232427, 294533, 697281, 883599, 3828929, 5596127, 11486787, 16788381, 72749651, 218248953]

約数ペア:

[(1, 218248953), (3, 72749651), (13, 16788381), (19, 11486787), (39, 5596127), (57, 3828929), (247, 883599), (313, 697281), (741, 294533), (939, 232427), (941, 231933), (2823, 77311), (4069, 53637), (5947, 36699), (12207, 17879), (12233, 17841)]