81641286

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{57413}}^1$

素因数の和:57500

約数の個数: 24

約数和(自身を含む): 179131680

約数和(自身を除く): 97490394

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 237, 474, 711, 1422, 57413, 114826, 172239, 344478, 516717, 1033434, 4535627, 9071254, 13606881, 27213762, 40820643, 81641286]

約数ペア:

[(1, 81641286), (2, 40820643), (3, 27213762), (6, 13606881), (9, 9071254), (18, 4535627), (79, 1033434), (158, 516717), (237, 344478), (474, 172239), (711, 114826), (1422, 57413)]