16961319

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:241

約数の個数: 40

約数和(自身を含む): 27181440

約数和(自身を除く): 10220121

約数列:

[1, 3, 9, 19, 27, 57, 81, 103, 107, 171, 309, 321, 513, 927, 963, 1539, 1957, 2033, 2781, 2889, 5871, 6099, 8343, 8667, 11021, 17613, 18297, 33063, 52839, 54891, 99189, 158517, 164673, 209399, 297567, 628197, 892701, 1884591, 5653773, 16961319]

約数ペア:

[(1, 16961319), (3, 5653773), (9, 1884591), (19, 892701), (27, 628197), (57, 297567), (81, 209399), (103, 164673), (107, 158517), (171, 99189), (309, 54891), (321, 52839), (513, 33063), (927, 18297), (963, 17613), (1539, 11021), (1957, 8667), (2033, 8343), (2781, 6099), (2889, 5871)]