3977989855

素因数分解:

$5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{389}}^1\times {\mathrm{1861}}^1$

素因数の和:2419

約数の個数: 32

約数和(自身を含む): 5507349120

約数和(自身を除く): 1529359265

約数列:

[1, 5, 7, 35, 157, 389, 785, 1099, 1861, 1945, 2723, 5495, 9305, 13027, 13615, 61073, 65135, 292177, 305365, 427511, 723929, 1460885, 2045239, 2137555, 3619645, 5067503, 10226195, 25337515, 113656853, 568284265, 795597971, 3977989855]

約数ペア:

[(1, 3977989855), (5, 795597971), (7, 568284265), (35, 113656853), (157, 25337515), (389, 10226195), (785, 5067503), (1099, 3619645), (1861, 2137555), (1945, 2045239), (2723, 1460885), (5495, 723929), (9305, 427511), (13027, 305365), (13615, 292177), (61073, 65135)]