28801071

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1237}}^1$

素因数の和:1455

約数の個数: 24

約数和(自身を含む): 45063200

約数和(自身を除く): 16262129

約数列:

[1, 3, 9, 13, 39, 117, 199, 597, 1237, 1791, 2587, 3711, 7761, 11133, 16081, 23283, 48243, 144729, 246163, 738489, 2215467, 3200119, 9600357, 28801071]

約数ペア:

[(1, 28801071), (3, 9600357), (9, 3200119), (13, 2215467), (39, 738489), (117, 246163), (199, 144729), (597, 48243), (1237, 23283), (1791, 16081), (2587, 11133), (3711, 7761)]