13172139

素因数分解:

$3^4\times {\mathrm{137}}^1\times {\mathrm{1187}}^1$

素因数の和:1336

約数の個数: 20

約数和(自身を含む): 19837224

約数和(自身を除く): 6665085

約数列:

[1, 3, 9, 27, 81, 137, 411, 1187, 1233, 3561, 3699, 10683, 11097, 32049, 96147, 162619, 487857, 1463571, 4390713, 13172139]

約数ペア:

[(1, 13172139), (3, 4390713), (9, 1463571), (27, 487857), (81, 162619), (137, 96147), (411, 32049), (1187, 11097), (1233, 10683), (3561, 3699)]