1221403106

素因数分解:

$2^1\times 7^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1217}}^1$

素因数の和:1277

約数の個数: 80

約数和(自身を含む): 2456364960

約数和(自身を除く): 1234961854

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 49, 77, 98, 133, 154, 209, 266, 343, 418, 539, 686, 931, 1078, 1217, 1463, 1862, 2401, 2434, 2926, 3773, 4802, 6517, 7546, 8519, 10241, 13034, 13387, 17038, 20482, 23123, 26411, 26774, 45619, 46246, 52822, 59633, 71687, 91238, 93709, 119266, 143374, 161861, 187418, 254353, 323722, 417431, 501809, 508706, 655963, 834862, 1003618, 1133027, 1311926, 1780471, 2266054, 2922017, 3560942, 4591741, 5844034, 7931189, 9183482, 12463297, 15862378, 24926594, 32142187, 55518323, 64284374, 87243079, 111036646, 174486158, 610701553, 1221403106]

約数ペア:

[(1, 1221403106), (2, 610701553), (7, 174486158), (11, 111036646), (14, 87243079), (19, 64284374), (22, 55518323), (38, 32142187), (49, 24926594), (77, 15862378), (98, 12463297), (133, 9183482), (154, 7931189), (209, 5844034), (266, 4591741), (343, 3560942), (418, 2922017), (539, 2266054), (686, 1780471), (931, 1311926), (1078, 1133027), (1217, 1003618), (1463, 834862), (1862, 655963), (2401, 508706), (2434, 501809), (2926, 417431), (3773, 323722), (4802, 254353), (6517, 187418), (7546, 161861), (8519, 143374), (10241, 119266), (13034, 93709), (13387, 91238), (17038, 71687), (20482, 59633), (23123, 52822), (26411, 46246), (26774, 45619)]