81719703

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{36761}}^1$

素因数の和:36799

約数の個数: 24

約数和(自身を含む): 133813680

約数和(自身を除く): 52093977

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 36761, 110283, 330849, 477893, 698459, 1433679, 2095377, 4301037, 6286131, 9079967, 27239901, 81719703]

約数ペア:

[(1, 81719703), (3, 27239901), (9, 9079967), (13, 6286131), (19, 4301037), (39, 2095377), (57, 1433679), (117, 698459), (171, 477893), (247, 330849), (741, 110283), (2223, 36761)]