64947491

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{69761}}^1$

素因数の和:69794

約数の個数: 12

約数和(自身を含む): 79528680

約数和(自身を除く): 14581189

約数列:

[1, 7, 19, 49, 133, 931, 69761, 488327, 1325459, 3418289, 9278213, 64947491]

約数ペア:

[(1, 64947491), (7, 9278213), (19, 3418289), (49, 1325459), (133, 488327), (931, 69761)]