12368781

素因数分解:

$3^4\times {\mathrm{311}}^1\times {\mathrm{491}}^1$

素因数の和:814

約数の個数: 20

約数和(自身を含む): 18573984

約数和(自身を除く): 6205203

約数列:

[1, 3, 9, 27, 81, 311, 491, 933, 1473, 2799, 4419, 8397, 13257, 25191, 39771, 152701, 458103, 1374309, 4122927, 12368781]

約数ペア:

[(1, 12368781), (3, 4122927), (9, 1374309), (27, 458103), (81, 152701), (311, 39771), (491, 25191), (933, 13257), (1473, 8397), (2799, 4419)]