66551947

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{569}}^1$

素因数の和:632

約数の個数: 32

約数和(自身を含む): 87552000

約数和(自身を除く): 21000053

約数列:

[1, 7, 11, 31, 49, 77, 217, 341, 343, 539, 569, 1519, 2387, 3773, 3983, 6259, 10633, 16709, 17639, 27881, 43813, 116963, 123473, 194029, 195167, 306691, 864311, 1358203, 2146837, 6050177, 9507421, 66551947]

約数ペア:

[(1, 66551947), (7, 9507421), (11, 6050177), (31, 2146837), (49, 1358203), (77, 864311), (217, 306691), (341, 195167), (343, 194029), (539, 123473), (569, 116963), (1519, 43813), (2387, 27881), (3773, 17639), (3983, 16709), (6259, 10633)]