28785159

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{82009}}^1$

素因数の和:82031

約数の個数: 16

約数和(自身を含む): 45925600

約数和(自身を除く): 17140441

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 82009, 246027, 738081, 1066117, 2214243, 3198351, 9595053, 28785159]

約数ペア:

[(1, 28785159), (3, 9595053), (9, 3198351), (13, 2214243), (27, 1066117), (39, 738081), (117, 246027), (351, 82009)]