28194313

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^2$

素因数の和:213

約数の個数: 24

約数和(自身を含む): 35341056

約数和(自身を除く): 7146743

約数列:

[1, 7, 17, 47, 71, 119, 329, 497, 799, 1207, 3337, 5041, 5593, 8449, 23359, 35287, 56729, 85697, 236927, 397103, 599879, 1658489, 4027759, 28194313]

約数ペア:

[(1, 28194313), (7, 4027759), (17, 1658489), (47, 599879), (71, 397103), (119, 236927), (329, 85697), (497, 56729), (799, 35287), (1207, 23359), (3337, 8449), (5041, 5593)]