320855823

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{709}}^1$

素因数の和:909

約数の個数: 40

約数和(自身を含む): 496216160

約数和(自身を除く): 175360337

約数列:

[1, 3, 9, 27, 37, 81, 111, 151, 333, 453, 709, 999, 1359, 2127, 2997, 4077, 5587, 6381, 12231, 16761, 19143, 26233, 50283, 57429, 78699, 107059, 150849, 236097, 321177, 452547, 708291, 963531, 2124873, 2890593, 3961183, 8671779, 11883549, 35650647, 106951941, 320855823]

約数ペア:

[(1, 320855823), (3, 106951941), (9, 35650647), (27, 11883549), (37, 8671779), (81, 3961183), (111, 2890593), (151, 2124873), (333, 963531), (453, 708291), (709, 452547), (999, 321177), (1359, 236097), (2127, 150849), (2997, 107059), (4077, 78699), (5587, 57429), (6381, 50283), (12231, 26233), (16761, 19143)]