26961969

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:285

約数の個数: 32

約数和(自身を含む): 39513600

約数和(自身を除く): 12551631

約数列:

[1, 3, 19, 41, 57, 83, 123, 139, 249, 417, 779, 1577, 2337, 2641, 3403, 4731, 5699, 7923, 10209, 11537, 17097, 34611, 64657, 108281, 193971, 219203, 324843, 473017, 657609, 1419051, 8987323, 26961969]

約数ペア:

[(1, 26961969), (3, 8987323), (19, 1419051), (41, 657609), (57, 473017), (83, 324843), (123, 219203), (139, 193971), (249, 108281), (417, 64657), (779, 34611), (1577, 17097), (2337, 11537), (2641, 10209), (3403, 7923), (4731, 5699)]