28563878

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1471}}^1$

素因数の和:1572

約数の個数: 32

約数和(自身を含む): 52285440

約数和(自身を除く): 23721562

約数列:

[1, 2, 7, 14, 19, 38, 73, 133, 146, 266, 511, 1022, 1387, 1471, 2774, 2942, 9709, 10297, 19418, 20594, 27949, 55898, 107383, 195643, 214766, 391286, 751681, 1503362, 2040277, 4080554, 14281939, 28563878]

約数ペア:

[(1, 28563878), (2, 14281939), (7, 4080554), (14, 2040277), (19, 1503362), (38, 751681), (73, 391286), (133, 214766), (146, 195643), (266, 107383), (511, 55898), (1022, 27949), (1387, 20594), (1471, 19418), (2774, 10297), (2942, 9709)]