81640284

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{673}}^1\times {\mathrm{919}}^1$

素因数の和:1610

約数の個数: 48

約数和(自身を含む): 208346880

約数和(自身を除く): 126706596

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 673, 919, 1346, 1838, 2019, 2692, 2757, 3676, 4038, 5514, 7403, 8076, 10109, 11028, 14806, 20218, 22209, 29612, 30327, 40436, 44418, 60654, 88836, 121308, 618487, 1236974, 1855461, 2473948, 3710922, 6803357, 7421844, 13606714, 20410071, 27213428, 40820142, 81640284]

約数ペア:

[(1, 81640284), (2, 40820142), (3, 27213428), (4, 20410071), (6, 13606714), (11, 7421844), (12, 6803357), (22, 3710922), (33, 2473948), (44, 1855461), (66, 1236974), (132, 618487), (673, 121308), (919, 88836), (1346, 60654), (1838, 44418), (2019, 40436), (2692, 30327), (2757, 29612), (3676, 22209), (4038, 20218), (5514, 14806), (7403, 11028), (8076, 10109)]