128460815

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{60169}}^1$

素因数の和:60242

約数の個数: 16

約数和(自身を含む): 179065920

約数和(自身を除く): 50605105

約数列:

[1, 5, 7, 35, 61, 305, 427, 2135, 60169, 300845, 421183, 2105915, 3670309, 18351545, 25692163, 128460815]

約数ペア:

[(1, 128460815), (5, 25692163), (7, 18351545), (35, 3670309), (61, 2105915), (305, 421183), (427, 300845), (2135, 60169)]