28954233

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{733}}^1$

素因数の和:779

約数の個数: 64

約数和(自身を含む): 56371200

約数和(自身を除く): 27416967

約数列:

[1, 3, 7, 9, 11, 19, 21, 27, 33, 57, 63, 77, 99, 133, 171, 189, 209, 231, 297, 399, 513, 627, 693, 733, 1197, 1463, 1881, 2079, 2199, 3591, 4389, 5131, 5643, 6597, 8063, 13167, 13927, 15393, 19791, 24189, 39501, 41781, 46179, 56441, 72567, 97489, 125343, 138537, 153197, 169323, 217701, 292467, 376029, 459591, 507969, 877401, 1072379, 1378773, 1523907, 2632203, 3217137, 4136319, 9651411, 28954233]

約数ペア:

[(1, 28954233), (3, 9651411), (7, 4136319), (9, 3217137), (11, 2632203), (19, 1523907), (21, 1378773), (27, 1072379), (33, 877401), (57, 507969), (63, 459591), (77, 376029), (99, 292467), (133, 217701), (171, 169323), (189, 153197), (209, 138537), (231, 125343), (297, 97489), (399, 72567), (513, 56441), (627, 46179), (693, 41781), (733, 39501), (1197, 24189), (1463, 19791), (1881, 15393), (2079, 13927), (2199, 13167), (3591, 8063), (4389, 6597), (5131, 5643)]