2999511

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{1949}}^1$

素因数の和:1980

約数の個数: 20

約数和(自身を含む): 4719000

約数和(自身を除く): 1719489

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 1949, 5847, 17541, 37031, 52623, 111093, 157869, 333279, 999837, 2999511]

約数ペア:

[(1, 2999511), (3, 999837), (9, 333279), (19, 157869), (27, 111093), (57, 52623), (81, 37031), (171, 17541), (513, 5847), (1539, 1949)]