81847156

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{2287}}^1$

素因数の和:2703

約数の個数: 24

約数和(自身を含む): 149909760

約数和(自身を除く): 68062604

約数列:

[1, 2, 4, 23, 46, 92, 389, 778, 1556, 2287, 4574, 8947, 9148, 17894, 35788, 52601, 105202, 210404, 889643, 1779286, 3558572, 20461789, 40923578, 81847156]

約数ペア:

[(1, 81847156), (2, 40923578), (4, 20461789), (23, 3558572), (46, 1779286), (92, 889643), (389, 210404), (778, 105202), (1556, 52601), (2287, 35788), (4574, 17894), (8947, 9148)]