81485937

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{2377}}^1$

素因数の和:2689

約数の個数: 24

約数和(自身を含む): 127242024

約数和(自身を除く): 45756087

約数列:

[1, 3, 9, 13, 39, 117, 293, 879, 2377, 2637, 3809, 7131, 11427, 21393, 30901, 34281, 92703, 278109, 696461, 2089383, 6268149, 9053993, 27161979, 81485937]

約数ペア:

[(1, 81485937), (3, 27161979), (9, 9053993), (13, 6268149), (39, 2089383), (117, 696461), (293, 278109), (879, 92703), (2377, 34281), (2637, 30901), (3809, 21393), (7131, 11427)]