4171825

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{769}}^1$

素因数の和:817

約数の個数: 24

約数和(自身を含む): 6110720

約数和(自身を除く): 1938895

約数列:

[1, 5, 7, 25, 31, 35, 155, 175, 217, 769, 775, 1085, 3845, 5383, 5425, 19225, 23839, 26915, 119195, 134575, 166873, 595975, 834365, 4171825]

約数ペア:

[(1, 4171825), (5, 834365), (7, 595975), (25, 166873), (31, 134575), (35, 119195), (155, 26915), (175, 23839), (217, 19225), (769, 5425), (775, 5383), (1085, 3845)]