27899725

素因数分解:

$5^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1217}}^1$

素因数の和:1365

約数の個数: 24

約数和(自身を含む): 39872448

約数和(自身を除く): 11972723

約数列:

[1, 5, 7, 25, 35, 131, 175, 655, 917, 1217, 3275, 4585, 6085, 8519, 22925, 30425, 42595, 159427, 212975, 797135, 1115989, 3985675, 5579945, 27899725]

約数ペア:

[(1, 27899725), (5, 5579945), (7, 3985675), (25, 1115989), (35, 797135), (131, 212975), (175, 159427), (655, 42595), (917, 30425), (1217, 22925), (3275, 8519), (4585, 6085)]