859627647

素因数分解:

$3^4\times {\mathrm{1621}}^1\times {\mathrm{6547}}^1$

素因数の和:8180

約数の個数: 20

約数和(自身を含む): 1285123576

約数和(自身を除く): 425495929

約数列:

[1, 3, 9, 27, 81, 1621, 4863, 6547, 14589, 19641, 43767, 58923, 131301, 176769, 530307, 10612687, 31838061, 95514183, 286542549, 859627647]

約数ペア:

[(1, 859627647), (3, 286542549), (9, 95514183), (27, 31838061), (81, 10612687), (1621, 530307), (4863, 176769), (6547, 131301), (14589, 58923), (19641, 43767)]