197768207

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1069}}^1$

素因数の和:1215

約数の個数: 32

約数和(自身を含む): 258854400

約数和(自身を除く): 61086193

約数列:

[1, 7, 13, 19, 91, 107, 133, 247, 749, 1069, 1391, 1729, 2033, 7483, 9737, 13897, 14231, 20311, 26429, 97279, 114383, 142177, 185003, 264043, 800681, 1486979, 1848301, 2173277, 10408853, 15212939, 28252601, 197768207]

約数ペア:

[(1, 197768207), (7, 28252601), (13, 15212939), (19, 10408853), (91, 2173277), (107, 1848301), (133, 1486979), (247, 800681), (749, 264043), (1069, 185003), (1391, 142177), (1729, 114383), (2033, 97279), (7483, 26429), (9737, 20311), (13897, 14231)]