239156687

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:519

約数の個数: 32

約数和(自身を含む): 305301504

約数和(自身を除く): 66144817

約数列:

[1, 7, 11, 73, 77, 157, 271, 511, 803, 1099, 1727, 1897, 2981, 5621, 11461, 12089, 19783, 20867, 42547, 80227, 126071, 138481, 217613, 297829, 468017, 882497, 1523291, 3105931, 3276119, 21741517, 34165241, 239156687]

約数ペア:

[(1, 239156687), (7, 34165241), (11, 21741517), (73, 3276119), (77, 3105931), (157, 1523291), (271, 882497), (511, 468017), (803, 297829), (1099, 217613), (1727, 138481), (1897, 126071), (2981, 80227), (5621, 42547), (11461, 20867), (12089, 19783)]