81304993

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{823}}^1\times {\mathrm{1283}}^1$

素因数の和:2124

約数の個数: 16

約数和(自身を含む): 101569536

約数和(自身を除く): 20264543

約数列:

[1, 7, 11, 77, 823, 1283, 5761, 8981, 9053, 14113, 63371, 98791, 1055909, 7391363, 11614999, 81304993]

約数ペア:

[(1, 81304993), (7, 11614999), (11, 7391363), (77, 1055909), (823, 98791), (1283, 63371), (5761, 14113), (8981, 9053)]