128972144

素因数分解:

$2^4\times 7^1\times {\mathrm{1151537}}^1$

素因数の和:1151552

約数の個数: 20

約数和(自身を含む): 285581424

約数和(自身を除く): 156609280

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1151537, 2303074, 4606148, 8060759, 9212296, 16121518, 18424592, 32243036, 64486072, 128972144]

約数ペア:

[(1, 128972144), (2, 64486072), (4, 32243036), (7, 18424592), (8, 16121518), (14, 9212296), (16, 8060759), (28, 4606148), (56, 2303074), (112, 1151537)]