51717155

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 73267200

約数和(自身を除く): 21550045

約数列:

[1, 5, 7, 35, 47, 149, 211, 235, 329, 745, 1043, 1055, 1477, 1645, 5215, 7003, 7385, 9917, 31439, 35015, 49021, 49585, 69419, 157195, 220073, 245105, 347095, 1100365, 1477633, 7388165, 10343431, 51717155]

約数ペア:

[(1, 51717155), (5, 10343431), (7, 7388165), (35, 1477633), (47, 1100365), (149, 347095), (211, 245105), (235, 220073), (329, 157195), (745, 69419), (1043, 49585), (1055, 49021), (1477, 35015), (1645, 31439), (5215, 9917), (7003, 7385)]