28724286

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{208147}}^1$

素因数の和:208175

約数の個数: 16

約数和(自身を含む): 59946624

約数和(自身を除く): 31222338

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 208147, 416294, 624441, 1248882, 4787381, 9574762, 14362143, 28724286]

約数ペア:

[(1, 28724286), (2, 14362143), (3, 9574762), (6, 4787381), (23, 1248882), (46, 624441), (69, 416294), (138, 208147)]