12564405

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{39887}}^1$

素因数の和:39905

約数の個数: 24

約数和(自身を含む): 24890112

約数和(自身を除く): 12325707

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 39887, 119661, 199435, 279209, 358983, 598305, 837627, 1396045, 1794915, 2512881, 4188135, 12564405]

約数ペア:

[(1, 12564405), (3, 4188135), (5, 2512881), (7, 1794915), (9, 1396045), (15, 837627), (21, 598305), (35, 358983), (45, 279209), (63, 199435), (105, 119661), (315, 39887)]