12752019

素因数分解:

$3^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{619}}^1$

素因数の和:744

約数の個数: 32

約数和(自身を含む): 21824000

約数和(自身を除く): 9071981

約数列:

[1, 3, 7, 9, 21, 27, 63, 109, 189, 327, 619, 763, 981, 1857, 2289, 2943, 4333, 5571, 6867, 12999, 16713, 20601, 38997, 67471, 116991, 202413, 472297, 607239, 1416891, 1821717, 4250673, 12752019]

約数ペア:

[(1, 12752019), (3, 4250673), (7, 1821717), (9, 1416891), (21, 607239), (27, 472297), (63, 202413), (109, 116991), (189, 67471), (327, 38997), (619, 20601), (763, 16713), (981, 12999), (1857, 6867), (2289, 5571), (2943, 4333)]