66542756

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{21803}}^1$

素因数の和:21923

約数の個数: 24

約数和(自身を含む): 134312640

約数和(自身を除く): 67769884

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 763, 1526, 3052, 21803, 43606, 87212, 152621, 305242, 610484, 2376527, 4753054, 9506108, 16635689, 33271378, 66542756]

約数ペア:

[(1, 66542756), (2, 33271378), (4, 16635689), (7, 9506108), (14, 4753054), (28, 2376527), (109, 610484), (218, 305242), (436, 152621), (763, 87212), (1526, 43606), (3052, 21803)]