218060975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{25579}}^1$

素因数の和:25631

約数の個数: 24

約数和(自身を含む): 304504320

約数和(自身を除く): 86443345

約数列:

[1, 5, 11, 25, 31, 55, 155, 275, 341, 775, 1705, 8525, 25579, 127895, 281369, 639475, 792949, 1406845, 3964745, 7034225, 8722439, 19823725, 43612195, 218060975]

約数ペア:

[(1, 218060975), (5, 43612195), (11, 19823725), (25, 8722439), (31, 7034225), (55, 3964745), (155, 1406845), (275, 792949), (341, 639475), (775, 281369), (1705, 127895), (8525, 25579)]