12531267

素因数分解:

$3^5\times 7^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 22014720

約数和(自身を除く): 9483453

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 81, 139, 159, 189, 243, 371, 417, 477, 567, 973, 1113, 1251, 1431, 1701, 2919, 3339, 3753, 4293, 7367, 8757, 10017, 11259, 12879, 22101, 26271, 30051, 33777, 51569, 66303, 78813, 90153, 154707, 198909, 236439, 464121, 596727, 1392363, 1790181, 4177089, 12531267]

約数ペア:

[(1, 12531267), (3, 4177089), (7, 1790181), (9, 1392363), (21, 596727), (27, 464121), (53, 236439), (63, 198909), (81, 154707), (139, 90153), (159, 78813), (189, 66303), (243, 51569), (371, 33777), (417, 30051), (477, 26271), (567, 22101), (973, 12879), (1113, 11259), (1251, 10017), (1431, 8757), (1701, 7367), (2919, 4293), (3339, 3753)]