128445515

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{54311}}^1$

素因数の和:54370

約数の個数: 16

約数和(自身を含む): 172060416

約数和(自身を除く): 43614901

約数列:

[1, 5, 11, 43, 55, 215, 473, 2365, 54311, 271555, 597421, 2335373, 2987105, 11676865, 25689103, 128445515]

約数ペア:

[(1, 128445515), (5, 25689103), (11, 11676865), (43, 2987105), (55, 2335373), (215, 597421), (473, 271555), (2365, 54311)]