27581939

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1109}}^1$

素因数の和:1163

約数の個数: 32

約数和(自身を含む): 38361600

約数和(自身を除く): 10779661

約数列:

[1, 7, 11, 17, 19, 77, 119, 133, 187, 209, 323, 1109, 1309, 1463, 2261, 3553, 7763, 12199, 18853, 21071, 24871, 85393, 131971, 147497, 207383, 231781, 358207, 1451681, 1622467, 2507449, 3940277, 27581939]

約数ペア:

[(1, 27581939), (7, 3940277), (11, 2507449), (17, 1622467), (19, 1451681), (77, 358207), (119, 231781), (133, 207383), (187, 147497), (209, 131971), (323, 85393), (1109, 24871), (1309, 21071), (1463, 18853), (2261, 12199), (3553, 7763)]