28790236

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{977}}^1$

素因数の和:1173

約数の個数: 24

約数和(自身を含む): 51755760

約数和(自身を除く): 22965524

約数列:

[1, 2, 4, 53, 106, 139, 212, 278, 556, 977, 1954, 3908, 7367, 14734, 29468, 51781, 103562, 135803, 207124, 271606, 543212, 7197559, 14395118, 28790236]

約数ペア:

[(1, 28790236), (2, 14395118), (4, 7197559), (53, 543212), (106, 271606), (139, 207124), (212, 135803), (278, 103562), (556, 51781), (977, 29468), (1954, 14734), (3908, 7367)]