13197915

素因数分解:

$3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{2741}}^1$

素因数の和:2859

約数の個数: 24

約数和(自身を含む): 23098608

約数和(自身を除く): 9900693

約数列:

[1, 3, 5, 9, 15, 45, 107, 321, 535, 963, 1605, 2741, 4815, 8223, 13705, 24669, 41115, 123345, 293287, 879861, 1466435, 2639583, 4399305, 13197915]

約数ペア:

[(1, 13197915), (3, 4399305), (5, 2639583), (9, 1466435), (15, 879861), (45, 293287), (107, 123345), (321, 41115), (535, 24669), (963, 13705), (1605, 8223), (2741, 4815)]