7728885

素因数分解:

$3^3\times 5^1\times {\mathrm{57251}}^1$

素因数の和:57265

約数の個数: 16

約数和(自身を含む): 13740480

約数和(自身を除く): 6011595

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 57251, 171753, 286255, 515259, 858765, 1545777, 2576295, 7728885]

約数ペア:

[(1, 7728885), (3, 2576295), (5, 1545777), (9, 858765), (15, 515259), (27, 286255), (45, 171753), (135, 57251)]