1384644009

素因数分解:

$3^1\times 7^3\times {\mathrm{1345621}}^1$

素因数の和:1345645

約数の個数: 16

約数和(自身を含む): 2152995200

約数和(自身を除く): 768351191

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 1345621, 4036863, 9419347, 28258041, 65935429, 197806287, 461548003, 1384644009]

約数ペア:

[(1, 1384644009), (3, 461548003), (7, 197806287), (21, 65935429), (49, 28258041), (147, 9419347), (343, 4036863), (1029, 1345621)]