211271805

素因数分解:

$3^2\times 5^1\times {\mathrm{1151}}^1\times {\mathrm{4079}}^1$

素因数の和:5241

約数の個数: 24

約数和(自身を含む): 366612480

約数和(自身を除く): 155340675

約数列:

[1, 3, 5, 9, 15, 45, 1151, 3453, 4079, 5755, 10359, 12237, 17265, 20395, 36711, 51795, 61185, 183555, 4694929, 14084787, 23474645, 42254361, 70423935, 211271805]

約数ペア:

[(1, 211271805), (3, 70423935), (5, 42254361), (9, 23474645), (15, 14084787), (45, 4694929), (1151, 183555), (3453, 61185), (4079, 51795), (5755, 36711), (10359, 20395), (12237, 17265)]