989838712

素因数分解:

$2^3\times {\mathrm{313}}^1\times {\mathrm{395303}}^1$

素因数の和:395622

約数の個数: 16

約数和(自身を含む): 1861881840

約数和(自身を除く): 872043128

約数列:

[1, 2, 4, 8, 313, 626, 1252, 2504, 395303, 790606, 1581212, 3162424, 123729839, 247459678, 494919356, 989838712]

約数ペア:

[(1, 989838712), (2, 494919356), (4, 247459678), (8, 123729839), (313, 3162424), (626, 1581212), (1252, 790606), (2504, 395303)]