28473309

素因数分解:

$3^3\times {\mathrm{223}}^1\times {\mathrm{4729}}^1$

素因数の和:4961

約数の個数: 16

約数和(自身を含む): 42380800

約数和(自身を除く): 13907491

約数列:

[1, 3, 9, 27, 223, 669, 2007, 4729, 6021, 14187, 42561, 127683, 1054567, 3163701, 9491103, 28473309]

約数ペア:

[(1, 28473309), (3, 9491103), (9, 3163701), (27, 1054567), (223, 127683), (669, 42561), (2007, 14187), (4729, 6021)]