28144011

素因数分解:

$3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{6803}}^1$

素因数の和:7010

約数の個数: 16

約数和(自身を含む): 43110144

約数和(自身を除く): 14966133

約数列:

[1, 3, 7, 21, 197, 591, 1379, 4137, 6803, 20409, 47621, 142863, 1340191, 4020573, 9381337, 28144011]

約数ペア:

[(1, 28144011), (3, 9381337), (7, 4020573), (21, 1340191), (197, 142863), (591, 47621), (1379, 20409), (4137, 6803)]