128451806

素因数分解:

$2^1\times 7^1\times {\mathrm{2081}}^1\times {\mathrm{4409}}^1$

素因数の和:6499

約数の個数: 16

約数和(自身を含む): 220358880

約数和(自身を除く): 91907074

約数列:

[1, 2, 7, 14, 2081, 4162, 4409, 8818, 14567, 29134, 30863, 61726, 9175129, 18350258, 64225903, 128451806]

約数ペア:

[(1, 128451806), (2, 64225903), (7, 18350258), (14, 9175129), (2081, 61726), (4162, 30863), (4409, 29134), (8818, 14567)]