71559621

素因数分解:

$3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{8291}}^1$

素因数の和:8441

約数の個数: 24

約数和(自身を含む): 119006784

約数和(自身を除く): 47447163

約数列:

[1, 3, 7, 9, 21, 63, 137, 411, 959, 1233, 2877, 8291, 8631, 24873, 58037, 74619, 174111, 522333, 1135867, 3407601, 7951069, 10222803, 23853207, 71559621]

約数ペア:

[(1, 71559621), (3, 23853207), (7, 10222803), (9, 7951069), (21, 3407601), (63, 1135867), (137, 522333), (411, 174111), (959, 74619), (1233, 58037), (2877, 24873), (8291, 8631)]