2017855395

素因数分解:

$3^4\times 5^1\times {\mathrm{4982359}}^1$

素因数の和:4982376

約数の個数: 20

約数和(自身を含む): 3617193360

約数和(自身を除く): 1599337965

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 4982359, 14947077, 24911795, 44841231, 74735385, 134523693, 224206155, 403571079, 672618465, 2017855395]

約数ペア:

[(1, 2017855395), (3, 672618465), (5, 403571079), (9, 224206155), (15, 134523693), (27, 74735385), (45, 44841231), (81, 24911795), (135, 14947077), (405, 4982359)]