2727963

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:128

約数の個数: 48

約数和(自身を含む): 4942080

約数和(自身を除く): 2214117

約数列:

[1, 3, 7, 9, 19, 21, 43, 53, 57, 63, 129, 133, 159, 171, 301, 371, 387, 399, 477, 817, 903, 1007, 1113, 1197, 2279, 2451, 2709, 3021, 3339, 5719, 6837, 7049, 7353, 9063, 15953, 17157, 20511, 21147, 43301, 47859, 51471, 63441, 129903, 143577, 303107, 389709, 909321, 2727963]

約数ペア:

[(1, 2727963), (3, 909321), (7, 389709), (9, 303107), (19, 143577), (21, 129903), (43, 63441), (53, 51471), (57, 47859), (63, 43301), (129, 21147), (133, 20511), (159, 17157), (171, 15953), (301, 9063), (371, 7353), (387, 7049), (399, 6837), (477, 5719), (817, 3339), (903, 3021), (1007, 2709), (1113, 2451), (1197, 2279)]