200911905

素因数分解:

$3^2\times 5^1\times {\mathrm{463}}^1\times {\mathrm{9643}}^1$

素因数の和:10117

約数の個数: 24

約数和(自身を含む): 349035648

約数和(自身を除く): 148123743

約数列:

[1, 3, 5, 9, 15, 45, 463, 1389, 2315, 4167, 6945, 9643, 20835, 28929, 48215, 86787, 144645, 433935, 4464709, 13394127, 22323545, 40182381, 66970635, 200911905]

約数ペア:

[(1, 200911905), (3, 66970635), (5, 40182381), (9, 22323545), (15, 13394127), (45, 4464709), (463, 433935), (1389, 144645), (2315, 86787), (4167, 48215), (6945, 28929), (9643, 20835)]