142757139

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{31327}}^1$

素因数の和:31375

約数の個数: 24

約数和(自身を含む): 228569088

約数和(自身を除く): 85811949

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 651, 1519, 4557, 31327, 93981, 219289, 657867, 971137, 1535023, 2913411, 4605069, 6797959, 20393877, 47585713, 142757139]

約数ペア:

[(1, 142757139), (3, 47585713), (7, 20393877), (21, 6797959), (31, 4605069), (49, 2913411), (93, 1535023), (147, 971137), (217, 657867), (651, 219289), (1519, 93981), (4557, 31327)]