66123939

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1259}}^1$

素因数の和:1371

約数の個数: 32

約数和(自身を含む): 104993280

約数和(自身を除く): 38869341

約数列:

[1, 3, 7, 21, 41, 61, 123, 183, 287, 427, 861, 1259, 1281, 2501, 3777, 7503, 8813, 17507, 26439, 51619, 52521, 76799, 154857, 230397, 361333, 537593, 1083999, 1612779, 3148759, 9446277, 22041313, 66123939]

約数ペア:

[(1, 66123939), (3, 22041313), (7, 9446277), (21, 3148759), (41, 1612779), (61, 1083999), (123, 537593), (183, 361333), (287, 230397), (427, 154857), (861, 76799), (1259, 52521), (1281, 51619), (2501, 26439), (3777, 17507), (7503, 8813)]