289358217

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{229}}^1\times {\mathrm{883}}^1$

素因数の和:1174

約数の個数: 32

約数和(自身を含む): 439171200

約数和(自身を除く): 149812983

約数列:

[1, 3, 9, 27, 53, 159, 229, 477, 687, 883, 1431, 2061, 2649, 6183, 7947, 12137, 23841, 36411, 46799, 109233, 140397, 202207, 327699, 421191, 606621, 1263573, 1819863, 5459589, 10716971, 32150913, 96452739, 289358217]

約数ペア:

[(1, 289358217), (3, 96452739), (9, 32150913), (27, 10716971), (53, 5459589), (159, 1819863), (229, 1263573), (477, 606621), (687, 421191), (883, 327699), (1431, 202207), (2061, 140397), (2649, 109233), (6183, 46799), (7947, 36411), (12137, 23841)]