217303972

素因数分解:

$2^2\times {\mathrm{113}}^1\times {\mathrm{480761}}^1$

素因数の和:480878

約数の個数: 12

約数和(自身を含む): 383648076

約数和(自身を除く): 166344104

約数列:

[1, 2, 4, 113, 226, 452, 480761, 961522, 1923044, 54325993, 108651986, 217303972]

約数ペア:

[(1, 217303972), (2, 108651986), (4, 54325993), (113, 1923044), (226, 961522), (452, 480761)]