81221763

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{24023}}^1$

素因数の和:24063

約数の個数: 24

約数和(自身を含む): 131459328

約数和(自身を除く): 50237565

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 24023, 72069, 168161, 504483, 552529, 1177127, 1657587, 3531381, 3867703, 11603109, 27073921, 81221763]

約数ペア:

[(1, 81221763), (3, 27073921), (7, 11603109), (21, 3867703), (23, 3531381), (49, 1657587), (69, 1177127), (147, 552529), (161, 504483), (483, 168161), (1127, 72069), (3381, 24023)]