2007678813

素因数分解:

$3^1\times 7^3\times {\mathrm{1951097}}^1$

素因数の和:1951121

約数の個数: 16

約数和(自身を含む): 3121756800

約数和(自身を除く): 1114077987

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 1951097, 5853291, 13657679, 40973037, 95603753, 286811259, 669226271, 2007678813]

約数ペア:

[(1, 2007678813), (3, 669226271), (7, 286811259), (21, 95603753), (49, 40973037), (147, 13657679), (343, 5853291), (1029, 1951097)]