53902989

素因数分解:

$3^7\times 7^2\times {\mathrm{503}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 94227840

約数和(自身を除く): 40324851

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 503, 567, 729, 1323, 1509, 1701, 2187, 3521, 3969, 4527, 5103, 10563, 11907, 13581, 15309, 24647, 31689, 35721, 40743, 73941, 95067, 107163, 122229, 221823, 285201, 366687, 665469, 855603, 1100061, 1996407, 2566809, 5989221, 7700427, 17967663, 53902989]

約数ペア:

[(1, 53902989), (3, 17967663), (7, 7700427), (9, 5989221), (21, 2566809), (27, 1996407), (49, 1100061), (63, 855603), (81, 665469), (147, 366687), (189, 285201), (243, 221823), (441, 122229), (503, 107163), (567, 95067), (729, 73941), (1323, 40743), (1509, 35721), (1701, 31689), (2187, 24647), (3521, 15309), (3969, 13581), (4527, 11907), (5103, 10563)]