66808005

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{2237}}^1$

素因数の和:2437

約数の個数: 32

約数和(自身を含む): 117307008

約数和(自身を除く): 50499003

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 181, 543, 905, 1991, 2237, 2715, 5973, 6711, 9955, 11185, 24607, 29865, 33555, 73821, 123035, 369105, 404897, 1214691, 2024485, 4453867, 6073455, 13361601, 22269335, 66808005]

約数ペア:

[(1, 66808005), (3, 22269335), (5, 13361601), (11, 6073455), (15, 4453867), (33, 2024485), (55, 1214691), (165, 404897), (181, 369105), (543, 123035), (905, 73821), (1991, 33555), (2237, 29865), (2715, 24607), (5973, 11185), (6711, 9955)]