12706821

素因数分解:

$3^3\times {\mathrm{277}}^1\times {\mathrm{1699}}^1$

素因数の和:1985

約数の個数: 16

約数和(自身を含む): 18904000

約数和(自身を除く): 6197179

約数列:

[1, 3, 9, 27, 277, 831, 1699, 2493, 5097, 7479, 15291, 45873, 470623, 1411869, 4235607, 12706821]

約数ペア:

[(1, 12706821), (3, 4235607), (9, 1411869), (27, 470623), (277, 45873), (831, 15291), (1699, 7479), (2493, 5097)]