64138697

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{56911}}^1$

素因数の和:56948

約数の個数: 12

約数和(自身を含む): 77855616

約数和(自身を除く): 13716919

約数列:

[1, 7, 23, 49, 161, 1127, 56911, 398377, 1308953, 2788639, 9162671, 64138697]

約数ペア:

[(1, 64138697), (7, 9162671), (23, 2788639), (49, 1308953), (161, 398377), (1127, 56911)]