81307188

素因数分解:

$2^2\times 3^2\times {\mathrm{397}}^1\times {\mathrm{5689}}^1$

素因数の和:6096

約数の個数: 36

約数和(自身を含む): 206080420

約数和(自身を除く): 124773232

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 397, 794, 1191, 1588, 2382, 3573, 4764, 5689, 7146, 11378, 14292, 17067, 22756, 34134, 51201, 68268, 102402, 204804, 2258533, 4517066, 6775599, 9034132, 13551198, 20326797, 27102396, 40653594, 81307188]

約数ペア:

[(1, 81307188), (2, 40653594), (3, 27102396), (4, 20326797), (6, 13551198), (9, 9034132), (12, 6775599), (18, 4517066), (36, 2258533), (397, 204804), (794, 102402), (1191, 68268), (1588, 51201), (2382, 34134), (3573, 22756), (4764, 17067), (5689, 14292), (7146, 11378)]