27981603

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{769}}^1$

素因数の和:1099

約数の個数: 24

約数和(自身を含む): 43723680

約数和(自身を除く): 15742077

約数列:

[1, 3, 9, 13, 39, 117, 311, 769, 933, 2307, 2799, 4043, 6921, 9997, 12129, 29991, 36387, 89973, 239159, 717477, 2152431, 3109067, 9327201, 27981603]

約数ペア:

[(1, 27981603), (3, 9327201), (9, 3109067), (13, 2152431), (39, 717477), (117, 239159), (311, 89973), (769, 36387), (933, 29991), (2307, 12129), (2799, 9997), (4043, 6921)]