873841787

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{2207}}^1$

素因数の和:2475

約数の個数: 32

約数和(自身を含む): 1137561600

約数和(自身を除く): 263719813

約数列:

[1, 7, 13, 19, 91, 133, 229, 247, 1603, 1729, 2207, 2977, 4351, 15449, 20839, 28691, 30457, 41933, 56563, 200837, 293531, 395941, 505403, 545129, 3537821, 3815903, 6570239, 9602657, 45991673, 67218599, 124834541, 873841787]

約数ペア:

[(1, 873841787), (7, 124834541), (13, 67218599), (19, 45991673), (91, 9602657), (133, 6570239), (229, 3815903), (247, 3537821), (1603, 545129), (1729, 505403), (2207, 395941), (2977, 293531), (4351, 200837), (15449, 56563), (20839, 41933), (28691, 30457)]