289366539

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{263}}^1\times {\mathrm{433}}^1$

素因数の和:728

約数の個数: 48

約数和(自身を含む): 487635456

約数和(自身を除く): 198268917

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 263, 363, 433, 789, 847, 1299, 1841, 2541, 2893, 3031, 4763, 5523, 8679, 9093, 14289, 20251, 31823, 33341, 52393, 60753, 95469, 100023, 113879, 157179, 222761, 341637, 366751, 668283, 797153, 1100253, 1252669, 2391459, 3758007, 8768683, 13779359, 26306049, 41338077, 96455513, 289366539]

約数ペア:

[(1, 289366539), (3, 96455513), (7, 41338077), (11, 26306049), (21, 13779359), (33, 8768683), (77, 3758007), (121, 2391459), (231, 1252669), (263, 1100253), (363, 797153), (433, 668283), (789, 366751), (847, 341637), (1299, 222761), (1841, 157179), (2541, 113879), (2893, 100023), (3031, 95469), (4763, 60753), (5523, 52393), (8679, 33341), (9093, 31823), (14289, 20251)]