81330002

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{18731}}^1$

素因数の和:18913

約数の個数: 16

約数和(自身を含む): 132172992

約数和(自身を除く): 50842990

約数列:

[1, 2, 13, 26, 167, 334, 2171, 4342, 18731, 37462, 243503, 487006, 3128077, 6256154, 40665001, 81330002]

約数ペア:

[(1, 81330002), (2, 40665001), (13, 6256154), (26, 3128077), (167, 487006), (334, 243503), (2171, 37462), (4342, 18731)]