1388079

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2003}}^1$

素因数の和:2027

約数の個数: 24

約数和(自身を含む): 2500992

約数和(自身を除く): 1112913

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 2003, 6009, 14021, 18027, 22033, 42063, 66099, 126189, 154231, 198297, 462693, 1388079]

約数ペア:

[(1, 1388079), (3, 462693), (7, 198297), (9, 154231), (11, 126189), (21, 66099), (33, 42063), (63, 22033), (77, 18027), (99, 14021), (231, 6009), (693, 2003)]