289672048

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{254993}}^1$

素因数の和:255072

約数の個数: 20

約数和(自身を含む): 569146608

約数和(自身を除く): 279474560

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 254993, 509986, 1019972, 2039944, 4079888, 18104503, 36209006, 72418012, 144836024, 289672048]

約数ペア:

[(1, 289672048), (2, 144836024), (4, 72418012), (8, 36209006), (16, 18104503), (71, 4079888), (142, 2039944), (284, 1019972), (568, 509986), (1136, 254993)]