1262981661

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{159407}}^1$

素因数の和:159568

約数の個数: 16

約数和(自身を含む): 1785369600

約数和(自身を除く): 522387939

約数列:

[1, 3, 19, 57, 139, 417, 2641, 7923, 159407, 478221, 3028733, 9086199, 22157573, 66472719, 420993887, 1262981661]

約数ペア:

[(1, 1262981661), (3, 420993887), (19, 66472719), (57, 22157573), (139, 9086199), (417, 3028733), (2641, 478221), (7923, 159407)]