1285391722

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{643}}^1\times {\mathrm{18859}}^1$

素因数の和:19557

約数の個数: 16

約数和(自身を含む): 1967626080

約数和(自身を除く): 682234358

約数列:

[1, 2, 53, 106, 643, 1286, 18859, 34079, 37718, 68158, 999527, 1999054, 12126337, 24252674, 642695861, 1285391722]

約数ペア:

[(1, 1285391722), (2, 642695861), (53, 24252674), (106, 12126337), (643, 1999054), (1286, 999527), (18859, 68158), (34079, 37718)]