13215105

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{7937}}^1$

素因数の和:7985

約数の個数: 24

約数和(自身を含む): 23528232

約数和(自身を除く): 10313127

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 185, 333, 555, 1665, 7937, 23811, 39685, 71433, 119055, 293669, 357165, 881007, 1468345, 2643021, 4405035, 13215105]

約数ペア:

[(1, 13215105), (3, 4405035), (5, 2643021), (9, 1468345), (15, 881007), (37, 357165), (45, 293669), (111, 119055), (185, 71433), (333, 39685), (555, 23811), (1665, 7937)]