1999756031

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{2861}}^1\times {\mathrm{7681}}^1$

素因数の和:10562

約数の個数: 16

約数和(自身を含む): 2462419008

約数和(自身を除く): 462662977

約数列:

[1, 7, 13, 91, 2861, 7681, 20027, 37193, 53767, 99853, 260351, 698971, 21975341, 153827387, 285679433, 1999756031]

約数ペア:

[(1, 1999756031), (7, 285679433), (13, 153827387), (91, 21975341), (2861, 698971), (7681, 260351), (20027, 99853), (37193, 53767)]