82749681

素因数分解:

$3^4\times 7^2\times {\mathrm{20849}}^1$

素因数の和:20875

約数の個数: 30

約数和(自身を含む): 143802450

約数和(自身を除く): 61052769

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 20849, 62547, 145943, 187641, 437829, 562923, 1021601, 1313487, 1688769, 3064803, 3940461, 9194409, 11821383, 27583227, 82749681]

約数ペア:

[(1, 82749681), (3, 27583227), (7, 11821383), (9, 9194409), (21, 3940461), (27, 3064803), (49, 1688769), (63, 1313487), (81, 1021601), (147, 562923), (189, 437829), (441, 187641), (567, 145943), (1323, 62547), (3969, 20849)]