68822978

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{258733}}^1$

素因数の和:258761

約数の個数: 16

約数和(自身を含む): 124192320

約数和(自身を除く): 55369342

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 258733, 517466, 1811131, 3622262, 4915927, 9831854, 34411489, 68822978]

約数ペア:

[(1, 68822978), (2, 34411489), (7, 9831854), (14, 4915927), (19, 3622262), (38, 1811131), (133, 517466), (266, 258733)]