81120222

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{109919}}^1$

素因数の和:109968

約数の個数: 24

約数和(自身を含む): 180048960

約数和(自身を除く): 98928738

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 109919, 219838, 329757, 659514, 989271, 1978542, 4506679, 9013358, 13520037, 27040074, 40560111, 81120222]

約数ペア:

[(1, 81120222), (2, 40560111), (3, 27040074), (6, 13520037), (9, 9013358), (18, 4506679), (41, 1978542), (82, 989271), (123, 659514), (246, 329757), (369, 219838), (738, 109919)]