25758086781

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{395287}}^1$

素因数の和:395433

約数の個数: 32

約数和(自身を含む): 40983459840

約数和(自身を除く): 15225373059

約数列:

[1, 3, 7, 21, 29, 87, 107, 203, 321, 609, 749, 2247, 3103, 9309, 21721, 65163, 395287, 1185861, 2767009, 8301027, 11463323, 34389969, 42295709, 80243261, 126887127, 240729783, 296069963, 888209889, 1226575561, 3679726683, 8586028927, 25758086781]

約数ペア:

[(1, 25758086781), (3, 8586028927), (7, 3679726683), (21, 1226575561), (29, 888209889), (87, 296069963), (107, 240729783), (203, 126887127), (321, 80243261), (609, 42295709), (749, 34389969), (2247, 11463323), (3103, 8301027), (9309, 2767009), (21721, 1185861), (65163, 395287)]