248193561

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{293}}^1$

素因数の和:526

約数の個数: 64

約数和(自身を含む): 438036480

約数和(自身を除く): 189842919

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 193, 209, 231, 293, 399, 579, 627, 879, 1351, 1463, 2051, 2123, 3223, 3667, 4053, 4389, 5567, 6153, 6369, 9669, 11001, 14861, 16701, 22561, 25669, 38969, 40337, 44583, 56549, 61237, 67683, 77007, 116907, 121011, 169647, 183711, 282359, 395843, 428659, 622039, 847077, 1074431, 1187529, 1285977, 1866117, 3223293, 4354273, 7521017, 11818741, 13062819, 22563051, 35456223, 82731187, 248193561]

約数ペア:

[(1, 248193561), (3, 82731187), (7, 35456223), (11, 22563051), (19, 13062819), (21, 11818741), (33, 7521017), (57, 4354273), (77, 3223293), (133, 1866117), (193, 1285977), (209, 1187529), (231, 1074431), (293, 847077), (399, 622039), (579, 428659), (627, 395843), (879, 282359), (1351, 183711), (1463, 169647), (2051, 121011), (2123, 116907), (3223, 77007), (3667, 67683), (4053, 61237), (4389, 56549), (5567, 44583), (6153, 40337), (6369, 38969), (9669, 25669), (11001, 22561), (14861, 16701)]