5280471

素因数分解:

$3^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:225

約数の個数: 40

約数和(自身を含む): 9215360

約数和(自身を除く): 3934889

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 81, 139, 189, 201, 417, 469, 567, 603, 973, 1251, 1407, 1809, 2919, 3753, 4221, 5427, 8757, 9313, 11259, 12663, 26271, 27939, 37989, 65191, 78813, 83817, 195573, 251451, 586719, 754353, 1760157, 5280471]

約数ペア:

[(1, 5280471), (3, 1760157), (7, 754353), (9, 586719), (21, 251451), (27, 195573), (63, 83817), (67, 78813), (81, 65191), (139, 37989), (189, 27939), (201, 26271), (417, 12663), (469, 11259), (567, 9313), (603, 8757), (973, 5427), (1251, 4221), (1407, 3753), (1809, 2919)]