81821266

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{7703}}^1$

素因数の和:7865

約数の個数: 16

約数和(自身を含む): 126468864

約数和(自身を除く): 44647598

約数列:

[1, 2, 47, 94, 113, 226, 5311, 7703, 10622, 15406, 362041, 724082, 870439, 1740878, 40910633, 81821266]

約数ペア:

[(1, 81821266), (2, 40910633), (47, 1740878), (94, 870439), (113, 724082), (226, 362041), (5311, 15406), (7703, 10622)]