1245596919

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1$

素因数の和:512

約数の個数: 64

約数和(自身を含む): 2052864000

約数和(自身を除く): 807267081

約数列:

[1, 3, 7, 17, 21, 51, 89, 119, 197, 199, 267, 357, 591, 597, 623, 1379, 1393, 1513, 1869, 3349, 3383, 4137, 4179, 4539, 10047, 10149, 10591, 17533, 17711, 23443, 23681, 31773, 39203, 52599, 53133, 70329, 71043, 117609, 122731, 123977, 274421, 298061, 301087, 368193, 371931, 666451, 823263, 894183, 903261, 1999353, 2086427, 2107609, 3489067, 4665157, 6259281, 6322827, 10467201, 13995471, 24423469, 59314139, 73270407, 177942417, 415198973, 1245596919]

約数ペア:

[(1, 1245596919), (3, 415198973), (7, 177942417), (17, 73270407), (21, 59314139), (51, 24423469), (89, 13995471), (119, 10467201), (197, 6322827), (199, 6259281), (267, 4665157), (357, 3489067), (591, 2107609), (597, 2086427), (623, 1999353), (1379, 903261), (1393, 894183), (1513, 823263), (1869, 666451), (3349, 371931), (3383, 368193), (4137, 301087), (4179, 298061), (4539, 274421), (10047, 123977), (10149, 122731), (10591, 117609), (17533, 71043), (17711, 70329), (23443, 53133), (23681, 52599), (31773, 39203)]