7752987

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1103}}^1$

素因数の和:1191

約数の個数: 24

約数和(自身を含む): 12400128

約数和(自身を除く): 4647141

約数列:

[1, 3, 9, 11, 33, 71, 99, 213, 639, 781, 1103, 2343, 3309, 7029, 9927, 12133, 36399, 78313, 109197, 234939, 704817, 861443, 2584329, 7752987]

約数ペア:

[(1, 7752987), (3, 2584329), (9, 861443), (11, 704817), (33, 234939), (71, 109197), (99, 78313), (213, 36399), (639, 12133), (781, 9927), (1103, 7029), (2343, 3309)]