40581981

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{9533}}^1$

素因数の和:9593

約数の個数: 24

約数和(自身を含む): 65441376

約数和(自身を除く): 24859395

約数列:

[1, 3, 9, 11, 33, 43, 99, 129, 387, 473, 1419, 4257, 9533, 28599, 85797, 104863, 314589, 409919, 943767, 1229757, 3689271, 4509109, 13527327, 40581981]

約数ペア:

[(1, 40581981), (3, 13527327), (9, 4509109), (11, 3689271), (33, 1229757), (43, 943767), (99, 409919), (129, 314589), (387, 104863), (473, 85797), (1419, 28599), (4257, 9533)]