557248321

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{1277}}^1$

素因数の和:1513

約数の個数: 32

約数和(自身を含む): 714044160

約数和(自身を除く): 156795839

約数列:

[1, 7, 17, 19, 119, 133, 193, 323, 1277, 1351, 2261, 3281, 3667, 8939, 21709, 22967, 24263, 25669, 62339, 151963, 169841, 246461, 412471, 436373, 1725227, 2887297, 4189837, 4682759, 29328859, 32779313, 79606903, 557248321]

約数ペア:

[(1, 557248321), (7, 79606903), (17, 32779313), (19, 29328859), (119, 4682759), (133, 4189837), (193, 2887297), (323, 1725227), (1277, 436373), (1351, 412471), (2261, 246461), (3281, 169841), (3667, 151963), (8939, 62339), (21709, 25669), (22967, 24263)]