85478001

素因数分解:

$3^1\times 7^4\times {\mathrm{11867}}^1$

素因数の和:11898

約数の個数: 20

約数和(自身を含む): 132969072

約数和(自身を除く): 47491071

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2401, 7203, 11867, 35601, 83069, 249207, 581483, 1744449, 4070381, 12211143, 28492667, 85478001]

約数ペア:

[(1, 85478001), (3, 28492667), (7, 12211143), (21, 4070381), (49, 1744449), (147, 581483), (343, 249207), (1029, 83069), (2401, 35601), (7203, 11867)]