243895678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{140009}}^1$

素因数の和:140091

約数の個数: 16

約数和(自身を含む): 399868560

約数和(自身を除く): 155972882

約数列:

[1, 2, 13, 26, 67, 134, 871, 1742, 140009, 280018, 1820117, 3640234, 9380603, 18761206, 121947839, 243895678]

約数ペア:

[(1, 243895678), (2, 121947839), (13, 18761206), (26, 9380603), (67, 3640234), (134, 1820117), (871, 280018), (1742, 140009)]