206842815

素因数分解:

$3^6\times 5^1\times {\mathrm{56747}}^1$

素因数の和:56770

約数の個数: 28

約数和(自身を含む): 372153384

約数和(自身を除く): 165310569

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 56747, 170241, 283735, 510723, 851205, 1532169, 2553615, 4596507, 7660845, 13789521, 22982535, 41368563, 68947605, 206842815]

約数ペア:

[(1, 206842815), (3, 68947605), (5, 41368563), (9, 22982535), (15, 13789521), (27, 7660845), (45, 4596507), (81, 2553615), (135, 1532169), (243, 851205), (405, 510723), (729, 283735), (1215, 170241), (3645, 56747)]