214142019

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{1747}}^1$

素因数の和:2219

約数の個数: 32

約数和(自身を含む): 352396800

約数和(自身を除く): 138254781

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 449, 1347, 1747, 3143, 5241, 5837, 9429, 12229, 17511, 22711, 36687, 40859, 68133, 122577, 158977, 476931, 784403, 2353209, 5490821, 10197239, 16472463, 30591717, 71380673, 214142019]

約数ペア:

[(1, 214142019), (3, 71380673), (7, 30591717), (13, 16472463), (21, 10197239), (39, 5490821), (91, 2353209), (273, 784403), (449, 476931), (1347, 158977), (1747, 122577), (3143, 68133), (5241, 40859), (5837, 36687), (9429, 22711), (12229, 17511)]