161708967

素因数分解:

$3^8\times 7^2\times {\mathrm{503}}^1$

素因数の和:541

約数の個数: 54

約数和(自身を含む): 282712248

約数和(自身を除く): 121003281

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, 6561, 10563, 11907, 13581, 15309, 24647, 31689, 35721, 40743, 45927, 73941, 95067, 107163, 122229, 221823, 285201, 321489, 366687, 665469, 855603, 1100061, 1996407, 2566809, 3300183, 5989221, 7700427, 17967663, 23101281, 53902989, 161708967]

約数ペア:

[(1, 161708967), (3, 53902989), (7, 23101281), (9, 17967663), (21, 7700427), (27, 5989221), (49, 3300183), (63, 2566809), (81, 1996407), (147, 1100061), (189, 855603), (243, 665469), (441, 366687), (503, 321489), (567, 285201), (729, 221823), (1323, 122229), (1509, 107163), (1701, 95067), (2187, 73941), (3521, 45927), (3969, 40743), (4527, 35721), (5103, 31689), (6561, 24647), (10563, 15309), (11907, 13581)]