81350087

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{653}}^1$

素因数の和:747

約数の個数: 24

約数和(自身を含む): 103059936

約数和(自身を除く): 21709849

約数列:

[1, 7, 13, 37, 91, 259, 481, 653, 1369, 3367, 4571, 8489, 9583, 17797, 24161, 59423, 124579, 169127, 314093, 893957, 2198651, 6257699, 11621441, 81350087]

約数ペア:

[(1, 81350087), (7, 11621441), (13, 6257699), (37, 2198651), (91, 893957), (259, 314093), (481, 169127), (653, 124579), (1369, 59423), (3367, 24161), (4571, 17797), (8489, 9583)]