28054377

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{311}}^1$

素因数の和:590

約数の個数: 32

約数和(自身を含む): 45077760

約数和(自身を除く): 17023383

約数列:

[1, 3, 9, 13, 27, 39, 117, 257, 311, 351, 771, 933, 2313, 2799, 3341, 4043, 6939, 8397, 10023, 12129, 30069, 36387, 79927, 90207, 109161, 239781, 719343, 1039051, 2158029, 3117153, 9351459, 28054377]

約数ペア:

[(1, 28054377), (3, 9351459), (9, 3117153), (13, 2158029), (27, 1039051), (39, 719343), (117, 239781), (257, 109161), (311, 90207), (351, 79927), (771, 36387), (933, 30069), (2313, 12129), (2799, 10023), (3341, 8397), (4043, 6939)]