16691715

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 30270240

約数和(自身を除く): 13578525

約数列:

[1, 3, 5, 9, 15, 41, 45, 83, 109, 123, 205, 249, 327, 369, 415, 545, 615, 747, 981, 1245, 1635, 1845, 3403, 3735, 4469, 4905, 9047, 10209, 13407, 17015, 22345, 27141, 30627, 40221, 45235, 51045, 67035, 81423, 135705, 153135, 201105, 370927, 407115, 1112781, 1854635, 3338343, 5563905, 16691715]

約数ペア:

[(1, 16691715), (3, 5563905), (5, 3338343), (9, 1854635), (15, 1112781), (41, 407115), (45, 370927), (83, 201105), (109, 153135), (123, 135705), (205, 81423), (249, 67035), (327, 51045), (369, 45235), (415, 40221), (545, 30627), (615, 27141), (747, 22345), (981, 17015), (1245, 13407), (1635, 10209), (1845, 9047), (3403, 4905), (3735, 4469)]