81602086

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1\times {\mathrm{1979}}^1$

素因数の和:2423

約数の個数: 16

約数和(自身を含む): 125096400

約数和(自身を除く): 43494314

約数列:

[1, 2, 53, 106, 389, 778, 1979, 3958, 20617, 41234, 104887, 209774, 769831, 1539662, 40801043, 81602086]

約数ペア:

[(1, 81602086), (2, 40801043), (53, 1539662), (106, 769831), (389, 209774), (778, 104887), (1979, 41234), (3958, 20617)]