8168445

素因数分解:

$3^9\times 5^1\times {\mathrm{83}}^1$

素因数の和:115

約数の個数: 40

約数和(自身を含む): 14880096

約数和(自身を除く): 6711651

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 83, 135, 243, 249, 405, 415, 729, 747, 1215, 1245, 2187, 2241, 3645, 3735, 6561, 6723, 10935, 11205, 19683, 20169, 32805, 33615, 60507, 98415, 100845, 181521, 302535, 544563, 907605, 1633689, 2722815, 8168445]

約数ペア:

[(1, 8168445), (3, 2722815), (5, 1633689), (9, 907605), (15, 544563), (27, 302535), (45, 181521), (81, 100845), (83, 98415), (135, 60507), (243, 33615), (249, 32805), (405, 20169), (415, 19683), (729, 11205), (747, 10935), (1215, 6723), (1245, 6561), (2187, 3735), (2241, 3645)]