260520057

素因数分解:

$3^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6659}}^1$

素因数の和:6704

約数の個数: 48

約数和(自身を含む): 465454080

約数和(自身を除く): 204934023

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 243, 483, 567, 621, 1449, 1701, 1863, 4347, 5589, 6659, 13041, 19977, 39123, 46613, 59931, 139839, 153157, 179793, 419517, 459471, 539379, 1072099, 1258551, 1378413, 1618137, 3216297, 3775653, 4135239, 9648891, 11326959, 12405717, 28946673, 37217151, 86840019, 260520057]

約数ペア:

[(1, 260520057), (3, 86840019), (7, 37217151), (9, 28946673), (21, 12405717), (23, 11326959), (27, 9648891), (63, 4135239), (69, 3775653), (81, 3216297), (161, 1618137), (189, 1378413), (207, 1258551), (243, 1072099), (483, 539379), (567, 459471), (621, 419517), (1449, 179793), (1701, 153157), (1863, 139839), (4347, 59931), (5589, 46613), (6659, 39123), (13041, 19977)]