9315981

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:377

約数の個数: 24

約数和(自身を含む): 13927680

約数和(自身を除く): 4611699

約数列:

[1, 3, 9, 61, 71, 183, 213, 239, 549, 639, 717, 2151, 4331, 12993, 14579, 16969, 38979, 43737, 50907, 131211, 152721, 1035109, 3105327, 9315981]

約数ペア:

[(1, 9315981), (3, 3105327), (9, 1035109), (61, 152721), (71, 131211), (183, 50907), (213, 43737), (239, 38979), (549, 16969), (639, 14579), (717, 12993), (2151, 4331)]