2187175067

素因数分解:

$7^1\times {\mathrm{11}}^4\times {\mathrm{21341}}^1$

素因数の和:21392

約数の個数: 20

約数和(自身を含む): 2749703280

約数和(自身を除く): 562528213

約数列:

[1, 7, 11, 77, 121, 847, 1331, 9317, 14641, 21341, 102487, 149387, 234751, 1643257, 2582261, 18075827, 28404871, 198834097, 312453581, 2187175067]

約数ペア:

[(1, 2187175067), (7, 312453581), (11, 198834097), (77, 28404871), (121, 18075827), (847, 2582261), (1331, 1643257), (9317, 234751), (14641, 149387), (21341, 102487)]