64704689

素因数分解:

$7^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{619}}^1$

素因数の和:872

約数の個数: 16

約数和(自身を含む): 75292800

約数和(自身を除く): 10588111

約数列:

[1, 7, 109, 137, 619, 763, 959, 4333, 14933, 67471, 84803, 104531, 472297, 593621, 9243527, 64704689]

約数ペア:

[(1, 64704689), (7, 9243527), (109, 593621), (137, 472297), (619, 104531), (763, 84803), (959, 67471), (4333, 14933)]