81108045

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43961}}^1$

素因数の和:44013

約数の個数: 24

約数和(自身を含む): 144019512

約数和(自身を除く): 62911467

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 43961, 131883, 219805, 395649, 659415, 1802401, 1978245, 5407203, 9012005, 16221609, 27036015, 81108045]

約数ペア:

[(1, 81108045), (3, 27036015), (5, 16221609), (9, 9012005), (15, 5407203), (41, 1978245), (45, 1802401), (123, 659415), (205, 395649), (369, 219805), (615, 131883), (1845, 43961)]