28190745

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{56951}}^1$

素因数の和:56973

約数の個数: 24

約数和(自身を含む): 53307072

約数和(自身を除く): 25116327

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 56951, 170853, 284755, 512559, 626461, 854265, 1879383, 2562795, 3132305, 5638149, 9396915, 28190745]

約数ペア:

[(1, 28190745), (3, 9396915), (5, 5638149), (9, 3132305), (11, 2562795), (15, 1879383), (33, 854265), (45, 626461), (55, 512559), (99, 284755), (165, 170853), (495, 56951)]