27908587

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{967}}^1$

素因数の和:1031

約数の個数: 24

約数和(自身を含む): 35312640

約数和(自身を除く): 7404053

約数列:

[1, 7, 19, 31, 49, 133, 217, 589, 931, 967, 1519, 4123, 6769, 18373, 28861, 29977, 47383, 128611, 209839, 569563, 900277, 1468873, 3986941, 27908587]

約数ペア:

[(1, 27908587), (7, 3986941), (19, 1468873), (31, 900277), (49, 569563), (133, 209839), (217, 128611), (589, 47383), (931, 29977), (967, 28861), (1519, 18373), (4123, 6769)]