12978315

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{41201}}^1$

素因数の和:41219

約数の個数: 24

約数和(自身を含む): 25710048

約数和(自身を除く): 12731733

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 41201, 123603, 206005, 288407, 370809, 618015, 865221, 1442035, 1854045, 2595663, 4326105, 12978315]

約数ペア:

[(1, 12978315), (3, 4326105), (5, 2595663), (7, 1854045), (9, 1442035), (15, 865221), (21, 618015), (35, 370809), (45, 288407), (63, 206005), (105, 123603), (315, 41201)]