16662919

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2579}}^1$

素因数の和:2670

約数の個数: 16

約数和(自身を含む): 20805120

約数和(自身を除く): 4142201

約数列:

[1, 7, 13, 71, 91, 497, 923, 2579, 6461, 18053, 33527, 183109, 234689, 1281763, 2380417, 16662919]

約数ペア:

[(1, 16662919), (7, 2380417), (13, 1281763), (71, 234689), (91, 183109), (497, 33527), (923, 18053), (2579, 6461)]