223886990

素因数分解:

$2^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{64151}}^1$

素因数の和:64507

約数の個数: 16

約数和(自身を含む): 404157600

約数和(自身を除く): 180270610

約数列:

[1, 2, 5, 10, 349, 698, 1745, 3490, 64151, 128302, 320755, 641510, 22388699, 44777398, 111943495, 223886990]

約数ペア:

[(1, 223886990), (2, 111943495), (5, 44777398), (10, 22388699), (349, 641510), (698, 320755), (1745, 128302), (3490, 64151)]