81064018

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{79319}}^1$

素因数の和:79401

約数の個数: 16

約数和(自身を含む): 140872320

約数和(自身を除く): 59808302

約数列:

[1, 2, 7, 14, 73, 146, 511, 1022, 79319, 158638, 555233, 1110466, 5790287, 11580574, 40532009, 81064018]

約数ペア:

[(1, 81064018), (2, 40532009), (7, 11580574), (14, 5790287), (73, 1110466), (146, 555233), (511, 158638), (1022, 79319)]