13910859

素因数分解:

$3^4\times {\mathrm{263}}^1\times {\mathrm{653}}^1$

素因数の和:928

約数の個数: 20

約数和(自身を含む): 20891376

約数和(自身を除く): 6980517

約数列:

[1, 3, 9, 27, 81, 263, 653, 789, 1959, 2367, 5877, 7101, 17631, 21303, 52893, 171739, 515217, 1545651, 4636953, 13910859]

約数ペア:

[(1, 13910859), (3, 4636953), (9, 1545651), (27, 515217), (81, 171739), (263, 52893), (653, 21303), (789, 17631), (1959, 7101), (2367, 5877)]