201930021

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{4787}}^1$

素因数の和:4945

約数の個数: 24

約数和(自身を含む): 301260960

約数和(自身を除く): 99330939

約数列:

[1, 3, 9, 43, 109, 129, 327, 387, 981, 4687, 4787, 14061, 14361, 42183, 43083, 205841, 521783, 617523, 1565349, 1852569, 4696047, 22436669, 67310007, 201930021]

約数ペア:

[(1, 201930021), (3, 67310007), (9, 22436669), (43, 4696047), (109, 1852569), (129, 1565349), (327, 617523), (387, 521783), (981, 205841), (4687, 43083), (4787, 42183), (14061, 14361)]