28608237

素因数分解:

$3^2\times 7^1\times {\mathrm{577}}^1\times {\mathrm{787}}^1$

素因数の和:1377

約数の個数: 24

約数和(自身を含む): 47368256

約数和(自身を除く): 18760019

約数列:

[1, 3, 7, 9, 21, 63, 577, 787, 1731, 2361, 4039, 5193, 5509, 7083, 12117, 16527, 36351, 49581, 454099, 1362297, 3178693, 4086891, 9536079, 28608237]

約数ペア:

[(1, 28608237), (3, 9536079), (7, 4086891), (9, 3178693), (21, 1362297), (63, 454099), (577, 49581), (787, 36351), (1731, 16527), (2361, 12117), (4039, 7083), (5193, 5509)]