81249138

素因数分解:

$2^1\times 3^2\times {\mathrm{1021}}^1\times {\mathrm{4421}}^1$

素因数の和:5450

約数の個数: 24

約数和(自身を含む): 176252076

約数和(自身を除く): 95002938

約数列:

[1, 2, 3, 6, 9, 18, 1021, 2042, 3063, 4421, 6126, 8842, 9189, 13263, 18378, 26526, 39789, 79578, 4513841, 9027682, 13541523, 27083046, 40624569, 81249138]

約数ペア:

[(1, 81249138), (2, 40624569), (3, 27083046), (6, 13541523), (9, 9027682), (18, 4513841), (1021, 79578), (2042, 39789), (3063, 26526), (4421, 18378), (6126, 13263), (8842, 9189)]