2205805

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:169

約数の個数: 32

約数和(自身を含む): 3317760

約数和(自身を除く): 1111955

約数列:

[1, 5, 7, 19, 31, 35, 95, 107, 133, 155, 217, 535, 589, 665, 749, 1085, 2033, 2945, 3317, 3745, 4123, 10165, 14231, 16585, 20615, 23219, 63023, 71155, 116095, 315115, 441161, 2205805]

約数ペア:

[(1, 2205805), (5, 441161), (7, 315115), (19, 116095), (31, 71155), (35, 63023), (95, 23219), (107, 20615), (133, 16585), (155, 14231), (217, 10165), (535, 4123), (589, 3745), (665, 3317), (749, 2945), (1085, 2033)]