206657997

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{24419}}^1$

素因数の和:24473

約数の個数: 32

約数和(自身を含む): 350085120

約数和(自身を除く): 143427123

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 273, 403, 651, 1209, 2821, 8463, 24419, 73257, 170933, 317447, 512799, 756989, 952341, 2222129, 2270967, 5298923, 6666387, 9840857, 15896769, 29522571, 68885999, 206657997]

約数ペア:

[(1, 206657997), (3, 68885999), (7, 29522571), (13, 15896769), (21, 9840857), (31, 6666387), (39, 5298923), (91, 2270967), (93, 2222129), (217, 952341), (273, 756989), (403, 512799), (651, 317447), (1209, 170933), (2821, 73257), (8463, 24419)]