70258689

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{2557}}^1$

素因数の和:2677

約数の個数: 24

約数和(自身を含む): 105348672

約数和(自身を除く): 35089983

約数列:

[1, 3, 9, 43, 71, 129, 213, 387, 639, 2557, 3053, 7671, 9159, 23013, 27477, 109951, 181547, 329853, 544641, 989559, 1633923, 7806521, 23419563, 70258689]

約数ペア:

[(1, 70258689), (3, 23419563), (9, 7806521), (43, 1633923), (71, 989559), (129, 544641), (213, 329853), (387, 181547), (639, 109951), (2557, 27477), (3053, 23013), (7671, 9159)]