280410669

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{1381}}^1$

素因数の和:1698

約数の個数: 48

約数和(自身を含む): 507072384

約数和(自身を除く): 226661715

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 293, 693, 879, 1381, 2051, 2637, 3223, 4143, 6153, 9667, 9669, 12429, 15191, 18459, 22561, 29001, 29007, 45573, 67683, 87003, 106337, 136719, 203049, 319011, 404633, 957033, 1213899, 2832431, 3641697, 4450963, 8497293, 13352889, 25491879, 31156741, 40058667, 93470223, 280410669]

約数ペア:

[(1, 280410669), (3, 93470223), (7, 40058667), (9, 31156741), (11, 25491879), (21, 13352889), (33, 8497293), (63, 4450963), (77, 3641697), (99, 2832431), (231, 1213899), (293, 957033), (693, 404633), (879, 319011), (1381, 203049), (2051, 136719), (2637, 106337), (3223, 87003), (4143, 67683), (6153, 45573), (9667, 29007), (9669, 29001), (12429, 22561), (15191, 18459)]