668223897

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{302227}}^1$

素因数の和:302308

約数の個数: 16

約数和(自身を含む): 986472192

約数和(自身を除く): 318248295

約数列:

[1, 3, 11, 33, 67, 201, 737, 2211, 302227, 906681, 3324497, 9973491, 20249209, 60747627, 222741299, 668223897]

約数ペア:

[(1, 668223897), (3, 222741299), (11, 60747627), (33, 20249209), (67, 9973491), (201, 3324497), (737, 906681), (2211, 302227)]