128215018

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{27061}}^1$

素因数の和:27189

約数の個数: 16

約数和(自身を含む): 202640256

約数和(自身を除く): 74425238

約数列:

[1, 2, 23, 46, 103, 206, 2369, 4738, 27061, 54122, 622403, 1244806, 2787283, 5574566, 64107509, 128215018]

約数ペア:

[(1, 128215018), (2, 64107509), (23, 5574566), (46, 2787283), (103, 1244806), (206, 622403), (2369, 54122), (4738, 27061)]