68990159

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:663

約数の個数: 32

約数和(自身を含む): 88780800

約数和(自身を除く): 19790641

約数列:

[1, 7, 19, 29, 31, 133, 203, 217, 551, 577, 589, 899, 3857, 4039, 4123, 6293, 10963, 16733, 17081, 17887, 76741, 117131, 119567, 125209, 317927, 339853, 518723, 2225489, 2378971, 3631061, 9855737, 68990159]

約数ペア:

[(1, 68990159), (7, 9855737), (19, 3631061), (29, 2378971), (31, 2225489), (133, 518723), (203, 339853), (217, 317927), (551, 125209), (577, 119567), (589, 117131), (899, 76741), (3857, 17887), (4039, 17081), (4123, 16733), (6293, 10963)]