81973606

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{647}}^1$

素因数の和:1116

約数の個数: 32

約数和(自身を含む): 145006848

約数和(自身を除く): 63033242

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 443, 647, 886, 1294, 4873, 5759, 7117, 8411, 9746, 11518, 14234, 16822, 63349, 92521, 126698, 185042, 286621, 573242, 3152831, 3726073, 6305662, 7452146, 40986803, 81973606]

約数ペア:

[(1, 81973606), (2, 40986803), (11, 7452146), (13, 6305662), (22, 3726073), (26, 3152831), (143, 573242), (286, 286621), (443, 185042), (647, 126698), (886, 92521), (1294, 63349), (4873, 16822), (5759, 14234), (7117, 11518), (8411, 9746)]