128531196

素因数分解:

$2^2\times 3^2\times {\mathrm{3570311}}^1$

素因数の和:3570321

約数の個数: 18

約数和(自身を含む): 324898392

約数和(自身を除く): 196367196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 3570311, 7140622, 10710933, 14281244, 21421866, 32132799, 42843732, 64265598, 128531196]

約数ペア:

[(1, 128531196), (2, 64265598), (3, 42843732), (4, 32132799), (6, 21421866), (9, 14281244), (12, 10710933), (18, 7140622), (36, 3570311)]