2720463

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{443}}^1$

素因数の和:558

約数の個数: 16

約数和(自身を含む): 3836160

約数和(自身を除く): 1115697

約数列:

[1, 3, 23, 69, 89, 267, 443, 1329, 2047, 6141, 10189, 30567, 39427, 118281, 906821, 2720463]

約数ペア:

[(1, 2720463), (3, 906821), (23, 118281), (69, 39427), (89, 30567), (267, 10189), (443, 6141), (1329, 2047)]