70907949

素因数分解:

$3^2\times 7^2\times {\mathrm{160789}}^1$

素因数の和:160809

約数の個数: 18

約数和(自身を含む): 119145390

約数和(自身を除く): 48237441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 160789, 482367, 1125523, 1447101, 3376569, 7878661, 10129707, 23635983, 70907949]

約数ペア:

[(1, 70907949), (3, 23635983), (7, 10129707), (9, 7878661), (21, 3376569), (49, 1447101), (63, 1125523), (147, 482367), (441, 160789)]