639182881

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{523}}^1$

素因数の和:673

約数の個数: 32

約数和(自身を含む): 731168640

約数和(自身を除く): 91985759

約数列:

[1, 17, 29, 37, 67, 493, 523, 629, 1073, 1139, 1943, 2479, 8891, 15167, 18241, 19351, 33031, 35041, 42143, 71891, 257839, 328967, 561179, 595697, 1016189, 1222147, 1296517, 9540043, 17275213, 22040789, 37598993, 639182881]

約数ペア:

[(1, 639182881), (17, 37598993), (29, 22040789), (37, 17275213), (67, 9540043), (493, 1296517), (523, 1222147), (629, 1016189), (1073, 595697), (1139, 561179), (1943, 328967), (2479, 257839), (8891, 71891), (15167, 42143), (18241, 35041), (19351, 33031)]