12959947

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{107}}^1$

素因数の和:160

約数の個数: 32

約数和(自身を含む): 17708544

約数和(自身を除く): 4748597

約数列:

[1, 7, 11, 13, 77, 91, 107, 121, 143, 749, 847, 1001, 1177, 1331, 1391, 1573, 8239, 9317, 9737, 11011, 12947, 15301, 17303, 90629, 107107, 121121, 142417, 168311, 996919, 1178177, 1851421, 12959947]

約数ペア:

[(1, 12959947), (7, 1851421), (11, 1178177), (13, 996919), (77, 168311), (91, 142417), (107, 121121), (121, 107107), (143, 90629), (749, 17303), (847, 15301), (1001, 12947), (1177, 11011), (1331, 9737), (1391, 9317), (1573, 8239)]