678889773

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{1193}}^2$

素因数の和:2445

約数の個数: 18

約数和(自身を含む): 999958986

約数和(自身を除く): 321069213

約数列:

[1, 3, 9, 53, 159, 477, 1193, 3579, 10737, 63229, 189687, 569061, 1423249, 4269747, 12809241, 75432197, 226296591, 678889773]

約数ペア:

[(1, 678889773), (3, 226296591), (9, 75432197), (53, 12809241), (159, 4269747), (477, 1423249), (1193, 569061), (3579, 189687), (10737, 63229)]