42869007

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{3371}}^1$

素因数の和:3540

約数の個数: 20

約数和(自身を含む): 64465896

約数和(自身を除く): 21596889

約数列:

[1, 3, 9, 27, 81, 157, 471, 1413, 3371, 4239, 10113, 12717, 30339, 91017, 273051, 529247, 1587741, 4763223, 14289669, 42869007]

約数ペア:

[(1, 42869007), (3, 14289669), (9, 4763223), (27, 1587741), (81, 529247), (157, 273051), (471, 91017), (1413, 30339), (3371, 12717), (4239, 10113)]