2640278627

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{422377}}^1$

素因数の和:422450

約数の個数: 16

約数和(自身を含む): 3243863040

約数和(自身を除く): 603584413

約数列:

[1, 7, 19, 47, 133, 329, 893, 6251, 422377, 2956639, 8025163, 19851719, 56176141, 138962033, 377182661, 2640278627]

約数ペア:

[(1, 2640278627), (7, 377182661), (19, 138962033), (47, 56176141), (133, 19851719), (329, 8025163), (893, 2956639), (6251, 422377)]