81745864

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{444271}}^1$

素因数の和:444300

約数の個数: 16

約数和(自身を含む): 159937920

約数和(自身を除く): 78192056

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 444271, 888542, 1777084, 3554168, 10218233, 20436466, 40872932, 81745864]

約数ペア:

[(1, 81745864), (2, 40872932), (4, 20436466), (8, 10218233), (23, 3554168), (46, 1777084), (92, 888542), (184, 444271)]