81185118

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{44953}}^1$

素因数の和:45008

約数の個数: 32

約数和(自身を含む): 189885696

約数和(自身を除く): 108700578

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 44953, 89906, 134859, 269718, 314671, 629342, 944013, 1888026, 1932979, 3865958, 5798937, 11597874, 13530853, 27061706, 40592559, 81185118]

約数ペア:

[(1, 81185118), (2, 40592559), (3, 27061706), (6, 13530853), (7, 11597874), (14, 5798937), (21, 3865958), (42, 1932979), (43, 1888026), (86, 944013), (129, 629342), (258, 314671), (301, 269718), (602, 134859), (903, 89906), (1806, 44953)]