255752607

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{709}}^1$

素因数の和:1383

約数の個数: 32

約数和(自身を含む): 395055360

約数和(自身を除く): 139302753

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 643, 709, 1929, 2127, 7073, 7799, 10931, 12053, 21219, 23397, 32793, 36159, 120241, 132583, 360723, 397749, 455887, 1367661, 5014757, 7750079, 15044271, 23250237, 85250869, 255752607]

約数ペア:

[(1, 255752607), (3, 85250869), (11, 23250237), (17, 15044271), (33, 7750079), (51, 5014757), (187, 1367661), (561, 455887), (643, 397749), (709, 360723), (1929, 132583), (2127, 120241), (7073, 36159), (7799, 32793), (10931, 23397), (12053, 21219)]