16779717

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{10903}}^1$

素因数の和:10934

約数の個数: 20

約数和(自身を含む): 26387680

約数和(自身を除く): 9607963

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 10903, 32709, 98127, 207157, 294381, 621471, 883143, 1864413, 5593239, 16779717]

約数ペア:

[(1, 16779717), (3, 5593239), (9, 1864413), (19, 883143), (27, 621471), (57, 294381), (81, 207157), (171, 98127), (513, 32709), (1539, 10903)]