289301068

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{28621}}^1$

素因数の和:28670

約数の個数: 36

約数和(自身を含む): 610678992

約数和(自身を除く): 321377924

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 361, 532, 722, 1444, 2527, 5054, 10108, 28621, 57242, 114484, 200347, 400694, 543799, 801388, 1087598, 2175196, 3806593, 7613186, 10332181, 15226372, 20664362, 41328724, 72325267, 144650534, 289301068]

約数ペア:

[(1, 289301068), (2, 144650534), (4, 72325267), (7, 41328724), (14, 20664362), (19, 15226372), (28, 10332181), (38, 7613186), (76, 3806593), (133, 2175196), (266, 1087598), (361, 801388), (532, 543799), (722, 400694), (1444, 200347), (2527, 114484), (5054, 57242), (10108, 28621)]