129715278

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{280769}}^1$

素因数の和:280792

約数の個数: 32

約数和(自身を含む): 323447040

約数和(自身を除く): 193731762

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 280769, 561538, 842307, 1684614, 1965383, 3088459, 3930766, 5896149, 6176918, 9265377, 11792298, 18530754, 21619213, 43238426, 64857639, 129715278]

約数ペア:

[(1, 129715278), (2, 64857639), (3, 43238426), (6, 21619213), (7, 18530754), (11, 11792298), (14, 9265377), (21, 6176918), (22, 5896149), (33, 3930766), (42, 3088459), (66, 1965383), (77, 1684614), (154, 842307), (231, 561538), (462, 280769)]