249371469

素因数分解:

$3^2\times {\mathrm{131}}^1\times {\mathrm{257}}^1\times {\mathrm{823}}^1$

素因数の和:1217

約数の個数: 24

約数和(自身を含む): 364807872

約数和(自身を除く): 115436403

約数列:

[1, 3, 9, 131, 257, 393, 771, 823, 1179, 2313, 2469, 7407, 33667, 101001, 107813, 211511, 303003, 323439, 634533, 970317, 1903599, 27707941, 83123823, 249371469]

約数ペア:

[(1, 249371469), (3, 83123823), (9, 27707941), (131, 1903599), (257, 970317), (393, 634533), (771, 323439), (823, 303003), (1179, 211511), (2313, 107813), (2469, 101001), (7407, 33667)]