16771779

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{2621}}^1$

素因数の和:2712

約数の個数: 20

約数和(自身を含む): 25380960

約数和(自身を除く): 8609181

約数列:

[1, 3, 9, 27, 79, 81, 237, 711, 2133, 2621, 6399, 7863, 23589, 70767, 207059, 212301, 621177, 1863531, 5590593, 16771779]

約数ペア:

[(1, 16771779), (3, 5590593), (9, 1863531), (27, 621177), (79, 212301), (81, 207059), (237, 70767), (711, 23589), (2133, 7863), (2621, 6399)]