1320003027

素因数分解:

$3^3\times 7^1\times {\mathrm{6984143}}^1$

素因数の和:6984159

約数の個数: 16

約数和(自身を含む): 2234926080

約数和(自身を除く): 914923053

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 6984143, 20952429, 48889001, 62857287, 146667003, 188571861, 440001009, 1320003027]

約数ペア:

[(1, 1320003027), (3, 440001009), (7, 188571861), (9, 146667003), (21, 62857287), (27, 48889001), (63, 20952429), (189, 6984143)]