30263905

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{27893}}^1$

素因数の和:27936

約数の個数: 16

約数和(自身を含む): 42845184

約数和(自身を除く): 12581279

約数列:

[1, 5, 7, 31, 35, 155, 217, 1085, 27893, 139465, 195251, 864683, 976255, 4323415, 6052781, 30263905]

約数ペア:

[(1, 30263905), (5, 6052781), (7, 4323415), (31, 976255), (35, 864683), (155, 195251), (217, 139465), (1085, 27893)]