820888929

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{566521}}^1$

素因数の和:566557

約数の個数: 24

約数和(自身を含む): 1414038912

約数和(自身を除く): 593149983

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 566521, 1699563, 3965647, 5098689, 11896941, 13029983, 35690823, 39089949, 91209881, 117269847, 273629643, 820888929]

約数ペア:

[(1, 820888929), (3, 273629643), (7, 117269847), (9, 91209881), (21, 39089949), (23, 35690823), (63, 13029983), (69, 11896941), (161, 5098689), (207, 3965647), (483, 1699563), (1449, 566521)]