66975531

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{102881}}^1$

素因数の和:102922

約数の個数: 16

約数和(自身を含む): 105351168

約数和(自身を除く): 38375637

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 102881, 308643, 720167, 2160501, 3189311, 9567933, 22325177, 66975531]

約数ペア:

[(1, 66975531), (3, 22325177), (7, 9567933), (21, 3189311), (31, 2160501), (93, 720167), (217, 308643), (651, 102881)]