68878103

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1\times {\mathrm{1091}}^1$

素因数の和:1438

約数の個数: 16

約数和(自身を含む): 81768960

約数和(自身を除く): 12890857

約数列:

[1, 7, 29, 203, 311, 1091, 2177, 7637, 9019, 31639, 63133, 221473, 339301, 2375107, 9839729, 68878103]

約数ペア:

[(1, 68878103), (7, 9839729), (29, 2375107), (203, 339301), (311, 221473), (1091, 63133), (2177, 31639), (7637, 9019)]