867426469

素因数分解:

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

素因数の和:211

約数の個数: 54

約数和(自身を含む): 1139378130

約数和(自身を除く): 271951661

約数列:

[1, 7, 13, 31, 49, 91, 109, 169, 217, 403, 637, 763, 961, 1183, 1417, 1519, 2821, 3379, 5239, 5341, 6727, 8281, 9919, 12493, 18421, 19747, 23653, 36673, 43927, 47089, 69433, 87451, 104749, 128947, 162409, 165571, 256711, 307489, 571051, 612157, 733243, 902629, 1136863, 1361737, 2152423, 3997357, 5132701, 7958041, 9532159, 17702581, 27981499, 66725113, 123918067, 867426469]

約数ペア:

[(1, 867426469), (7, 123918067), (13, 66725113), (31, 27981499), (49, 17702581), (91, 9532159), (109, 7958041), (169, 5132701), (217, 3997357), (403, 2152423), (637, 1361737), (763, 1136863), (961, 902629), (1183, 733243), (1417, 612157), (1519, 571051), (2821, 307489), (3379, 256711), (5239, 165571), (5341, 162409), (6727, 128947), (8281, 104749), (9919, 87451), (12493, 69433), (18421, 47089), (19747, 43927), (23653, 36673)]