2812563

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{2671}}^1$

素因数の和:2696

約数の個数: 20

約数和(自身を含む): 4526368

約数和(自身を除く): 1713805

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 2671, 8013, 24039, 34723, 72117, 104169, 216351, 312507, 937521, 2812563]

約数ペア:

[(1, 2812563), (3, 937521), (9, 312507), (13, 216351), (27, 104169), (39, 72117), (81, 34723), (117, 24039), (351, 8013), (1053, 2671)]