28751955

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83339}}^1$

素因数の和:83370

約数の個数: 16

約数和(自身を含む): 48003840

約数和(自身を除く): 19251885

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 83339, 250017, 416695, 1250085, 1916797, 5750391, 9583985, 28751955]

約数ペア:

[(1, 28751955), (3, 9583985), (5, 5750391), (15, 1916797), (23, 1250085), (69, 416695), (115, 250017), (345, 83339)]