66970687

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{21893}}^1$

素因数の和:21942

約数の個数: 16

約数和(自身を含む): 84072960

約数和(自身を除く): 17102273

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 21893, 153251, 415967, 503539, 2911769, 3524773, 9567241, 66970687]

約数ペア:

[(1, 66970687), (7, 9567241), (19, 3524773), (23, 2911769), (133, 503539), (161, 415967), (437, 153251), (3059, 21893)]