12540231

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{42223}}^1$

素因数の和:42243

約数の個数: 16

約数和(自身を含む): 20267520

約数和(自身を除く): 7727289

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 42223, 126669, 380007, 464453, 1140021, 1393359, 4180077, 12540231]

約数ペア:

[(1, 12540231), (3, 4180077), (9, 1393359), (11, 1140021), (27, 464453), (33, 380007), (99, 126669), (297, 42223)]