217295254

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{229699}}^1$

素因数の和:229755

約数の個数: 16

約数和(自身を含む): 363844800

約数和(自身を除く): 146549546

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 229699, 459398, 2526689, 5053378, 9877057, 19754114, 108647627, 217295254]

約数ペア:

[(1, 217295254), (2, 108647627), (11, 19754114), (22, 9877057), (43, 5053378), (86, 2526689), (473, 459398), (946, 229699)]