1280607

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:262

約数の個数: 16

約数和(自身を含む): 1787520

約数和(自身を除く): 506913

約数列:

[1, 3, 37, 83, 111, 139, 249, 417, 3071, 5143, 9213, 11537, 15429, 34611, 426869, 1280607]

約数ペア:

[(1, 1280607), (3, 426869), (37, 34611), (83, 15429), (111, 11537), (139, 9213), (249, 5143), (417, 3071)]