28430885

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{673}}^1$

素因数の和:773

約数の個数: 32

約数和(自身を含む): 41928192

約数和(自身を除く): 13497307

約数列:

[1, 5, 7, 17, 35, 71, 85, 119, 355, 497, 595, 673, 1207, 2485, 3365, 4711, 6035, 8449, 11441, 23555, 42245, 47783, 57205, 80087, 238915, 334481, 400435, 812311, 1672405, 4061555, 5686177, 28430885]

約数ペア:

[(1, 28430885), (5, 5686177), (7, 4061555), (17, 1672405), (35, 812311), (71, 400435), (85, 334481), (119, 238915), (355, 80087), (497, 57205), (595, 47783), (673, 42245), (1207, 23555), (2485, 11441), (3365, 8449), (4711, 6035)]