81657786

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{17837}}^1$

素因数の和:17958

約数の個数: 32

約数和(自身を含む): 188369280

約数和(自身を除く): 106711494

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 109, 218, 327, 654, 763, 1526, 2289, 4578, 17837, 35674, 53511, 107022, 124859, 249718, 374577, 749154, 1944233, 3888466, 5832699, 11665398, 13609631, 27219262, 40828893, 81657786]

約数ペア:

[(1, 81657786), (2, 40828893), (3, 27219262), (6, 13609631), (7, 11665398), (14, 5832699), (21, 3888466), (42, 1944233), (109, 749154), (218, 374577), (327, 249718), (654, 124859), (763, 107022), (1526, 53511), (2289, 35674), (4578, 17837)]