71938216

素因数分解:

$2^3\times 7^1\times {\mathrm{331}}^1\times {\mathrm{3881}}^1$

素因数の和:4225

約数の個数: 32

約数和(自身を含む): 154658880

約数和(自身を除く): 82720664

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 331, 662, 1324, 2317, 2648, 3881, 4634, 7762, 9268, 15524, 18536, 27167, 31048, 54334, 108668, 217336, 1284611, 2569222, 5138444, 8992277, 10276888, 17984554, 35969108, 71938216]

約数ペア:

[(1, 71938216), (2, 35969108), (4, 17984554), (7, 10276888), (8, 8992277), (14, 5138444), (28, 2569222), (56, 1284611), (331, 217336), (662, 108668), (1324, 54334), (2317, 31048), (2648, 27167), (3881, 18536), (4634, 15524), (7762, 9268)]