28925631

素因数分解:

$3^2\times 7^2\times {\mathrm{107}}^1\times {\mathrm{613}}^1$

素因数の和:740

約数の個数: 36

約数和(自身を含む): 49137192

約数和(自身を除く): 20211561

約数列:

[1, 3, 7, 9, 21, 49, 63, 107, 147, 321, 441, 613, 749, 963, 1839, 2247, 4291, 5243, 5517, 6741, 12873, 15729, 30037, 38619, 47187, 65591, 90111, 196773, 270333, 459137, 590319, 1377411, 3213959, 4132233, 9641877, 28925631]

約数ペア:

[(1, 28925631), (3, 9641877), (7, 4132233), (9, 3213959), (21, 1377411), (49, 590319), (63, 459137), (107, 270333), (147, 196773), (321, 90111), (441, 65591), (613, 47187), (749, 38619), (963, 30037), (1839, 15729), (2247, 12873), (4291, 6741), (5243, 5517)]