81563346

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{105379}}^1$

素因数の和:105430

約数の個数: 24

約数和(自身を含む): 180832080

約数和(自身を除く): 99268734

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 105379, 210758, 316137, 632274, 948411, 1896822, 4531297, 9062594, 13593891, 27187782, 40781673, 81563346]

約数ペア:

[(1, 81563346), (2, 40781673), (3, 27187782), (6, 13593891), (9, 9062594), (18, 4531297), (43, 1896822), (86, 948411), (129, 632274), (258, 316137), (387, 210758), (774, 105379)]