9490481

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 13440000

約数和(自身を除く): 3949519

約数列:

[1, 7, 11, 13, 19, 77, 91, 133, 143, 209, 247, 499, 1001, 1463, 1729, 2717, 3493, 5489, 6487, 9481, 19019, 38423, 45409, 66367, 71357, 104291, 123253, 499499, 730037, 862771, 1355783, 9490481]

約数ペア:

[(1, 9490481), (7, 1355783), (11, 862771), (13, 730037), (19, 499499), (77, 123253), (91, 104291), (133, 71357), (143, 66367), (209, 45409), (247, 38423), (499, 19019), (1001, 9481), (1463, 6487), (1729, 5489), (2717, 3493)]