812193759

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{27011}}^1$

素因数の和:27287

約数の個数: 24

約数和(自身を含む): 1268375472

約数和(自身を除く): 456181713

約数列:

[1, 3, 9, 13, 39, 117, 257, 771, 2313, 3341, 10023, 27011, 30069, 81033, 243099, 351143, 1053429, 3160287, 6941827, 20825481, 62476443, 90243751, 270731253, 812193759]

約数ペア:

[(1, 812193759), (3, 270731253), (9, 90243751), (13, 62476443), (39, 20825481), (117, 6941827), (257, 3160287), (771, 1053429), (2313, 351143), (3341, 243099), (10023, 81033), (27011, 30069)]