171818881

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:178

約数の個数: 48

約数和(自身を含む): 216619200

約数和(自身を除く): 44800319

約数列:

[1, 13, 17, 19, 29, 83, 221, 247, 289, 323, 377, 493, 551, 1079, 1411, 1577, 2407, 3757, 4199, 5491, 6409, 7163, 8381, 9367, 18343, 20501, 23987, 26809, 31291, 40919, 45733, 71383, 108953, 121771, 159239, 311831, 348517, 455753, 531947, 594529, 695623, 777461, 2070107, 5924789, 9043099, 10106993, 13216837, 171818881]

約数ペア:

[(1, 171818881), (13, 13216837), (17, 10106993), (19, 9043099), (29, 5924789), (83, 2070107), (221, 777461), (247, 695623), (289, 594529), (323, 531947), (377, 455753), (493, 348517), (551, 311831), (1079, 159239), (1411, 121771), (1577, 108953), (2407, 71383), (3757, 45733), (4199, 40919), (5491, 31291), (6409, 26809), (7163, 23987), (8381, 20501), (9367, 18343)]