28065069

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{491}}^1$

素因数の和:602

約数の個数: 32

約数和(自身を含む): 43689600

約数和(自身を除く): 15624531

約数列:

[1, 3, 9, 27, 29, 73, 87, 219, 261, 491, 657, 783, 1473, 1971, 2117, 4419, 6351, 13257, 14239, 19053, 35843, 42717, 57159, 107529, 128151, 322587, 384453, 967761, 1039447, 3118341, 9355023, 28065069]

約数ペア:

[(1, 28065069), (3, 9355023), (9, 3118341), (27, 1039447), (29, 967761), (73, 384453), (87, 322587), (219, 128151), (261, 107529), (491, 57159), (657, 42717), (783, 35843), (1473, 19053), (1971, 14239), (2117, 13257), (4419, 6351)]