66728924

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{234961}}^1$

素因数の和:235036

約数の個数: 12

約数和(自身を含む): 118420848

約数和(自身を除く): 51691924

約数列:

[1, 2, 4, 71, 142, 284, 234961, 469922, 939844, 16682231, 33364462, 66728924]

約数ペア:

[(1, 66728924), (2, 33364462), (4, 16682231), (71, 939844), (142, 469922), (284, 234961)]