320778819

素因数分解:

$3^3\times {\mathrm{1697}}^1\times {\mathrm{7001}}^1$

素因数の和:8707

約数の個数: 16

約数和(自身を含む): 475575840

約数和(自身を除く): 154797021

約数列:

[1, 3, 9, 27, 1697, 5091, 7001, 15273, 21003, 45819, 63009, 189027, 11880697, 35642091, 106926273, 320778819]

約数ペア:

[(1, 320778819), (3, 106926273), (9, 35642091), (27, 11880697), (1697, 189027), (5091, 63009), (7001, 45819), (15273, 21003)]