211543310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{911}}^1\times {\mathrm{2111}}^1$

素因数の和:3040

約数の個数: 32

約数和(自身を含む): 416047104

約数和(自身を除く): 204503794

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 911, 1822, 2111, 4222, 4555, 9110, 10021, 10555, 20042, 21110, 23221, 46442, 50105, 100210, 116105, 232210, 1923121, 3846242, 9615605, 19231210, 21154331, 42308662, 105771655, 211543310]

約数ペア:

[(1, 211543310), (2, 105771655), (5, 42308662), (10, 21154331), (11, 19231210), (22, 9615605), (55, 3846242), (110, 1923121), (911, 232210), (1822, 116105), (2111, 100210), (4222, 50105), (4555, 46442), (9110, 23221), (10021, 21110), (10555, 20042)]