746720721

素因数分解:

$3^3\times {\mathrm{2069}}^1\times {\mathrm{13367}}^1$

素因数の和:15445

約数の個数: 16

約数和(自身を含む): 1106870400

約数和(自身を除く): 360149679

約数列:

[1, 3, 9, 27, 2069, 6207, 13367, 18621, 40101, 55863, 120303, 360909, 27656323, 82968969, 248906907, 746720721]

約数ペア:

[(1, 746720721), (3, 248906907), (9, 82968969), (27, 27656323), (2069, 360909), (6207, 120303), (13367, 55863), (18621, 40101)]