42872759

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:287

約数の個数: 32

約数和(自身を含む): 51840000

約数和(自身を除く): 8967241

約数列:

[1, 17, 19, 23, 29, 199, 323, 391, 437, 493, 551, 667, 3383, 3781, 4577, 5771, 7429, 9367, 11339, 12673, 64277, 77809, 86963, 98107, 109649, 132733, 215441, 1478371, 1864033, 2256461, 2521927, 42872759]

約数ペア:

[(1, 42872759), (17, 2521927), (19, 2256461), (23, 1864033), (29, 1478371), (199, 215441), (323, 132733), (391, 109649), (437, 98107), (493, 86963), (551, 77809), (667, 64277), (3383, 12673), (3781, 11339), (4577, 9367), (5771, 7429)]