81782954

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{677}}^1$

素因数の和:743

約数の個数: 48

約数和(自身を含む): 149865120

約数和(自身を除く): 68082166

約数列:

[1, 2, 11, 17, 19, 22, 34, 38, 187, 209, 289, 323, 374, 418, 578, 646, 677, 1354, 3179, 3553, 5491, 6358, 7106, 7447, 10982, 11509, 12863, 14894, 23018, 25726, 60401, 120802, 126599, 141493, 195653, 218671, 253198, 282986, 391306, 437342, 2152183, 2405381, 3717407, 4304366, 4810762, 7434814, 40891477, 81782954]

約数ペア:

[(1, 81782954), (2, 40891477), (11, 7434814), (17, 4810762), (19, 4304366), (22, 3717407), (34, 2405381), (38, 2152183), (187, 437342), (209, 391306), (289, 282986), (323, 253198), (374, 218671), (418, 195653), (578, 141493), (646, 126599), (677, 120802), (1354, 60401), (3179, 25726), (3553, 23018), (5491, 14894), (6358, 12863), (7106, 11509), (7447, 10982)]