814891

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{557}}^1$

素因数の和:594

約数の個数: 16

約数和(自身を含む): 1071360

約数和(自身を除く): 256469

約数列:

[1, 7, 11, 19, 77, 133, 209, 557, 1463, 3899, 6127, 10583, 42889, 74081, 116413, 814891]

約数ペア:

[(1, 814891), (7, 116413), (11, 74081), (19, 42889), (77, 10583), (133, 6127), (209, 3899), (557, 1463)]