68645885

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{178301}}^1$

素因数の和:178324

約数の個数: 16

約数和(自身を含む): 102701952

約数和(自身を除く): 34056067

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 178301, 891505, 1248107, 1961311, 6240535, 9806555, 13729177, 68645885]

約数ペア:

[(1, 68645885), (5, 13729177), (7, 9806555), (11, 6240535), (35, 1961311), (55, 1248107), (77, 891505), (385, 178301)]