28210881

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{7541}}^1$

素因数の和:7616

約数の個数: 16

約数和(自身を含む): 39821760

約数和(自身を除く): 11610879

約数列:

[1, 3, 29, 43, 87, 129, 1247, 3741, 7541, 22623, 218689, 324263, 656067, 972789, 9403627, 28210881]

約数ペア:

[(1, 28210881), (3, 9403627), (29, 972789), (43, 656067), (87, 324263), (129, 218689), (1247, 22623), (3741, 7541)]