2161170053

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{66841}}^1$

素因数の和:67028

約数の個数: 16

約数和(自身を含む): 2566732800

約数和(自身を除く): 405562747

約数列:

[1, 7, 31, 149, 217, 1043, 4619, 32333, 66841, 467887, 2072071, 9959309, 14504497, 69715163, 308738579, 2161170053]

約数ペア:

[(1, 2161170053), (7, 308738579), (31, 69715163), (149, 14504497), (217, 9959309), (1043, 2072071), (4619, 467887), (32333, 66841)]