15772725

素因数分解:

$3^4\times 5^2\times {\mathrm{7789}}^1$

素因数の和:7811

約数の個数: 30

約数和(自身を含む): 29220290

約数和(自身を除く): 13447565

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 7789, 23367, 38945, 70101, 116835, 194725, 210303, 350505, 584175, 630909, 1051515, 1752525, 3154545, 5257575, 15772725]

約数ペア:

[(1, 15772725), (3, 5257575), (5, 3154545), (9, 1752525), (15, 1051515), (25, 630909), (27, 584175), (45, 350505), (75, 210303), (81, 194725), (135, 116835), (225, 70101), (405, 38945), (675, 23367), (2025, 7789)]