28878363

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{5167}}^1$

素因数の和:5205

約数の個数: 24

約数和(自身を含む): 45147648

約数和(自身を除く): 16269285

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 621, 1863, 5167, 5589, 15501, 46503, 118841, 139509, 356523, 418527, 1069569, 1255581, 3208707, 9626121, 28878363]

約数ペア:

[(1, 28878363), (3, 9626121), (9, 3208707), (23, 1255581), (27, 1069569), (69, 418527), (81, 356523), (207, 139509), (243, 118841), (621, 46503), (1863, 15501), (5167, 5589)]