205911121

素因数分解:

${\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1$

素因数の和:385

約数の個数: 24

約数和(自身を含む): 230052960

約数和(自身を除く): 24141839

約数列:

[1, 13, 59, 107, 169, 193, 767, 1391, 2509, 6313, 9971, 11387, 18083, 20651, 32617, 82069, 148031, 268463, 1066897, 1218409, 1924403, 3490019, 15839317, 205911121]

約数ペア:

[(1, 205911121), (13, 15839317), (59, 3490019), (107, 1924403), (169, 1218409), (193, 1066897), (767, 268463), (1391, 148031), (2509, 82069), (6313, 32617), (9971, 20651), (11387, 18083)]