11257519

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 15482880

約数和(自身を除く): 4225361

約数列:

[1, 7, 13, 17, 19, 91, 119, 133, 221, 247, 323, 383, 1547, 1729, 2261, 2681, 4199, 4979, 6511, 7277, 29393, 34853, 45577, 50939, 84643, 94601, 123709, 592501, 662207, 865963, 1608217, 11257519]

約数ペア:

[(1, 11257519), (7, 1608217), (13, 865963), (17, 662207), (19, 592501), (91, 123709), (119, 94601), (133, 84643), (221, 50939), (247, 45577), (323, 34853), (383, 29393), (1547, 7277), (1729, 6511), (2261, 4979), (2681, 4199)]