128568138

素因数分解:

$2^1\times 3^1\times {\mathrm{239}}^1\times {\mathrm{89657}}^1$

素因数の和:89901

約数の個数: 16

約数和(自身を含む): 258215040

約数和(自身を除く): 129646902

約数列:

[1, 2, 3, 6, 239, 478, 717, 1434, 89657, 179314, 268971, 537942, 21428023, 42856046, 64284069, 128568138]

約数ペア:

[(1, 128568138), (2, 64284069), (3, 42856046), (6, 21428023), (239, 537942), (478, 268971), (717, 179314), (1434, 89657)]