68487419

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{277}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 97678080

約数和(自身を除く): 29190661

約数列:

[1, 7, 11, 13, 19, 77, 91, 133, 143, 169, 209, 247, 277, 1001, 1183, 1463, 1729, 1859, 1939, 2717, 3047, 3211, 3601, 5263, 13013, 19019, 21329, 22477, 25207, 35321, 36841, 39611, 46813, 57893, 68419, 247247, 277277, 327691, 405251, 478933, 514943, 752609, 889447, 3604601, 5268263, 6226129, 9783917, 68487419]

約数ペア:

[(1, 68487419), (7, 9783917), (11, 6226129), (13, 5268263), (19, 3604601), (77, 889447), (91, 752609), (133, 514943), (143, 478933), (169, 405251), (209, 327691), (247, 277277), (277, 247247), (1001, 68419), (1183, 57893), (1463, 46813), (1729, 39611), (1859, 36841), (1939, 35321), (2717, 25207), (3047, 22477), (3211, 21329), (3601, 19019), (5263, 13013)]