1687977981

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{9277}}^1$

素因数の和:9602

約数の個数: 32

約数和(自身を含む): 2618622720

約数和(自身を除く): 930644739

約数列:

[1, 3, 9, 23, 27, 69, 207, 293, 621, 879, 2637, 6739, 7911, 9277, 20217, 27831, 60651, 83493, 181953, 213371, 250479, 640113, 1920339, 2718161, 5761017, 8154483, 24463449, 62517703, 73390347, 187553109, 562659327, 1687977981]

約数ペア:

[(1, 1687977981), (3, 562659327), (9, 187553109), (23, 73390347), (27, 62517703), (69, 24463449), (207, 8154483), (293, 5761017), (621, 2718161), (879, 1920339), (2637, 640113), (6739, 250479), (7911, 213371), (9277, 181953), (20217, 83493), (27831, 60651)]