78568155

素因数分解:

$3^2\times 5^1\times {\mathrm{839}}^1\times {\mathrm{2081}}^1$

素因数の和:2931

約数の個数: 24

約数和(自身を含む): 136412640

約数和(自身を除く): 57844485

約数列:

[1, 3, 5, 9, 15, 45, 839, 2081, 2517, 4195, 6243, 7551, 10405, 12585, 18729, 31215, 37755, 93645, 1745959, 5237877, 8729795, 15713631, 26189385, 78568155]

約数ペア:

[(1, 78568155), (3, 26189385), (5, 15713631), (9, 8729795), (15, 5237877), (45, 1745959), (839, 93645), (2081, 37755), (2517, 31215), (4195, 18729), (6243, 12585), (7551, 10405)]