81329004

素因数分解:

$2^2\times 3^2\times {\mathrm{2259139}}^1$

素因数の和:2259149

約数の個数: 18

約数和(自身を含む): 205581740

約数和(自身を除く): 124252736

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2259139, 4518278, 6777417, 9036556, 13554834, 20332251, 27109668, 40664502, 81329004]

約数ペア:

[(1, 81329004), (2, 40664502), (3, 27109668), (4, 20332251), (6, 13554834), (9, 9036556), (12, 6777417), (18, 4518278), (36, 2259139)]