71317953

素因数分解:

$3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{8263}}^1$

素因数の和:8413

約数の個数: 24

約数和(自身を含む): 118604928

約数和(自身を除く): 47286975

約数列:

[1, 3, 7, 9, 21, 63, 137, 411, 959, 1233, 2877, 8263, 8631, 24789, 57841, 74367, 173523, 520569, 1132031, 3396093, 7924217, 10188279, 23772651, 71317953]

約数ペア:

[(1, 71317953), (3, 23772651), (7, 10188279), (9, 7924217), (21, 3396093), (63, 1132031), (137, 520569), (411, 173523), (959, 74367), (1233, 57841), (2877, 24789), (8263, 8631)]