12660825

素因数分解:

$3^1\times 5^2\times {\mathrm{223}}^1\times {\mathrm{757}}^1$

素因数の和:993

約数の個数: 24

約数和(自身を含む): 21054208

約数和(自身を除く): 8393383

約数列:

[1, 3, 5, 15, 25, 75, 223, 669, 757, 1115, 2271, 3345, 3785, 5575, 11355, 16725, 18925, 56775, 168811, 506433, 844055, 2532165, 4220275, 12660825]

約数ペア:

[(1, 12660825), (3, 4220275), (5, 2532165), (15, 844055), (25, 506433), (75, 168811), (223, 56775), (669, 18925), (757, 16725), (1115, 11355), (2271, 5575), (3345, 3785)]