71622047

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:255

約数の個数: 32

約数和(自身を含む): 88281600

約数和(自身を除く): 16659553

約数列:

[1, 7, 37, 43, 59, 109, 259, 301, 413, 763, 1591, 2183, 2537, 4033, 4687, 6431, 11137, 15281, 17759, 28231, 32809, 45017, 93869, 173419, 237947, 276533, 657083, 1213933, 1665629, 1935731, 10231721, 71622047]

約数ペア:

[(1, 71622047), (7, 10231721), (37, 1935731), (43, 1665629), (59, 1213933), (109, 657083), (259, 276533), (301, 237947), (413, 173419), (763, 93869), (1591, 45017), (2183, 32809), (2537, 28231), (4033, 17759), (4687, 15281), (6431, 11137)]