2006505837

素因数分解:

$3^4\times 7^1\times {\mathrm{107}}^1\times {\mathrm{33073}}^1$

素因数の和:33199

約数の個数: 40

約数和(自身を含む): 3457688256

約数和(自身を除く): 1451182419

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 107, 189, 321, 567, 749, 963, 2247, 2889, 6741, 8667, 20223, 33073, 60669, 99219, 231511, 297657, 694533, 892971, 2083599, 2678913, 3538811, 6250797, 10616433, 18752391, 24771677, 31849299, 74315031, 95547897, 222945093, 286643691, 668835279, 2006505837]

約数ペア:

[(1, 2006505837), (3, 668835279), (7, 286643691), (9, 222945093), (21, 95547897), (27, 74315031), (63, 31849299), (81, 24771677), (107, 18752391), (189, 10616433), (321, 6250797), (567, 3538811), (749, 2678913), (963, 2083599), (2247, 892971), (2889, 694533), (6741, 297657), (8667, 231511), (20223, 99219), (33073, 60669)]