66725113

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{109}}^1$

素因数の和:198

約数の個数: 36

約数和(自身を含む): 87165540

約数和(自身を除く): 20440427

約数列:

[1, 7, 13, 31, 49, 91, 109, 217, 403, 637, 763, 961, 1417, 1519, 2821, 3379, 5341, 6727, 9919, 12493, 19747, 23653, 43927, 47089, 69433, 87451, 104749, 165571, 307489, 612157, 733243, 1361737, 2152423, 5132701, 9532159, 66725113]

約数ペア:

[(1, 66725113), (7, 9532159), (13, 5132701), (31, 2152423), (49, 1361737), (91, 733243), (109, 612157), (217, 307489), (403, 165571), (637, 104749), (763, 87451), (961, 69433), (1417, 47089), (1519, 43927), (2821, 23653), (3379, 19747), (5341, 12493), (6727, 9919)]