239969290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2181539}}^1$

素因数の和:2181557

約数の個数: 16

約数和(自身を含む): 471212640

約数和(自身を除く): 231243350

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 2181539, 4363078, 10907695, 21815390, 23996929, 47993858, 119984645, 239969290]

約数ペア:

[(1, 239969290), (2, 119984645), (5, 47993858), (10, 23996929), (11, 21815390), (22, 10907695), (55, 4363078), (110, 2181539)]