12878115

素因数分解:

$3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{2141}}^1$

素因数の和:2550

約数の個数: 16

約数和(自身を含む): 20666016

約数和(自身を除く): 7787901

約数列:

[1, 3, 5, 15, 401, 1203, 2005, 2141, 6015, 6423, 10705, 32115, 858541, 2575623, 4292705, 12878115]

約数ペア:

[(1, 12878115), (3, 4292705), (5, 2575623), (15, 858541), (401, 32115), (1203, 10705), (2005, 6423), (2141, 6015)]