12881475

素因数分解:

$3^2\times 5^2\times {\mathrm{57251}}^1$

素因数の和:57267

約数の個数: 18

約数和(自身を含む): 23072556

約数和(自身を除く): 10191081

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 57251, 171753, 286255, 515259, 858765, 1431275, 2576295, 4293825, 12881475]

約数ペア:

[(1, 12881475), (3, 4293825), (5, 2576295), (9, 1431275), (15, 858765), (25, 515259), (45, 286255), (75, 171753), (225, 57251)]