216702970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{887}}^1\times {\mathrm{2221}}^1$

素因数の和:3126

約数の個数: 32

約数和(自身を含む): 426197376

約数和(自身を除く): 209494406

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 887, 1774, 2221, 4435, 4442, 8870, 9757, 11105, 19514, 22210, 24431, 48785, 48862, 97570, 122155, 244310, 1970027, 3940054, 9850135, 19700270, 21670297, 43340594, 108351485, 216702970]

約数ペア:

[(1, 216702970), (2, 108351485), (5, 43340594), (10, 21670297), (11, 19700270), (22, 9850135), (55, 3940054), (110, 1970027), (887, 244310), (1774, 122155), (2221, 97570), (4435, 48862), (4442, 48785), (8870, 24431), (9757, 22210), (11105, 19514)]