81389334

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1043453}}^1$

素因数の和:1043471

約数の個数: 16

約数和(自身を含む): 175300272

約数和(自身を除く): 93910938

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1043453, 2086906, 3130359, 6260718, 13564889, 27129778, 40694667, 81389334]

約数ペア:

[(1, 81389334), (2, 40694667), (3, 27129778), (6, 13564889), (13, 6260718), (26, 3130359), (39, 2086906), (78, 1043453)]