31365290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{285139}}^1$

素因数の和:285157

約数の個数: 16

約数和(自身を含む): 61590240

約数和(自身を除く): 30224950

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 285139, 570278, 1425695, 2851390, 3136529, 6273058, 15682645, 31365290]

約数ペア:

[(1, 31365290), (2, 15682645), (5, 6273058), (10, 3136529), (11, 2851390), (22, 1425695), (55, 570278), (110, 285139)]