2393307

素因数分解:

$3^6\times 7^2\times {\mathrm{67}}^1$

素因数の和:99

約数の個数: 42

約数和(自身を含む): 4236468

約数和(自身を除く): 1843161

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 67, 81, 147, 189, 201, 243, 441, 469, 567, 603, 729, 1323, 1407, 1701, 1809, 3283, 3969, 4221, 5103, 5427, 9849, 11907, 12663, 16281, 29547, 35721, 37989, 48843, 88641, 113967, 265923, 341901, 797769, 2393307]

約数ペア:

[(1, 2393307), (3, 797769), (7, 341901), (9, 265923), (21, 113967), (27, 88641), (49, 48843), (63, 37989), (67, 35721), (81, 29547), (147, 16281), (189, 12663), (201, 11907), (243, 9849), (441, 5427), (469, 5103), (567, 4221), (603, 3969), (729, 3283), (1323, 1809), (1407, 1701)]