39820905

素因数分解:

$3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{4889}}^1$

素因数の和:5081

約数の個数: 24

約数和(自身を含む): 69418440

約数和(自身を除く): 29597535

約数列:

[1, 3, 5, 9, 15, 45, 181, 543, 905, 1629, 2715, 4889, 8145, 14667, 24445, 44001, 73335, 220005, 884909, 2654727, 4424545, 7964181, 13273635, 39820905]

約数ペア:

[(1, 39820905), (3, 13273635), (5, 7964181), (9, 4424545), (15, 2654727), (45, 884909), (181, 220005), (543, 73335), (905, 44001), (1629, 24445), (2715, 14667), (4889, 8145)]