1285391519

素因数分解:

${\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{967}}^1$

素因数の和:1310

約数の個数: 16

約数和(自身を含む): 1323759360

約数和(自身を除く): 38367841

約数列:

[1, 73, 131, 139, 967, 9563, 10147, 18209, 70591, 126677, 134413, 1329257, 9247421, 9812149, 17608103, 1285391519]

約数ペア:

[(1, 1285391519), (73, 17608103), (131, 9812149), (139, 9247421), (967, 1329257), (9563, 134413), (10147, 126677), (18209, 70591)]