2186637439

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^2$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 2857766400

約数和(自身を除く): 671128961

約数列:

[1, 7, 19, 23, 29, 133, 157, 161, 203, 437, 551, 667, 1099, 2983, 3059, 3611, 3857, 4553, 4669, 12673, 20881, 24649, 25277, 31871, 68609, 86507, 88711, 104719, 172543, 468331, 480263, 566927, 605549, 714821, 733033, 1989661, 3278317, 3968489, 5003747, 10771613, 13581599, 13927627, 16440883, 75401291, 95071193, 115086181, 312376777, 2186637439]

約数ペア:

[(1, 2186637439), (7, 312376777), (19, 115086181), (23, 95071193), (29, 75401291), (133, 16440883), (157, 13927627), (161, 13581599), (203, 10771613), (437, 5003747), (551, 3968489), (667, 3278317), (1099, 1989661), (2983, 733033), (3059, 714821), (3611, 605549), (3857, 566927), (4553, 480263), (4669, 468331), (12673, 172543), (20881, 104719), (24649, 88711), (25277, 86507), (31871, 68609)]