28939768

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{617}}^1$

素因数の和:688

約数の個数: 64

約数和(自身を含む): 65409120

約数和(自身を除く): 36469352

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 41, 44, 52, 82, 88, 104, 143, 164, 286, 328, 451, 533, 572, 617, 902, 1066, 1144, 1234, 1804, 2132, 2468, 3608, 4264, 4936, 5863, 6787, 8021, 11726, 13574, 16042, 23452, 25297, 27148, 32084, 46904, 50594, 54296, 64168, 88231, 101188, 176462, 202376, 278267, 328861, 352924, 556534, 657722, 705848, 1113068, 1315444, 2226136, 2630888, 3617471, 7234942, 14469884, 28939768]

約数ペア:

[(1, 28939768), (2, 14469884), (4, 7234942), (8, 3617471), (11, 2630888), (13, 2226136), (22, 1315444), (26, 1113068), (41, 705848), (44, 657722), (52, 556534), (82, 352924), (88, 328861), (104, 278267), (143, 202376), (164, 176462), (286, 101188), (328, 88231), (451, 64168), (533, 54296), (572, 50594), (617, 46904), (902, 32084), (1066, 27148), (1144, 25297), (1234, 23452), (1804, 16042), (2132, 13574), (2468, 11726), (3608, 8021), (4264, 6787), (4936, 5863)]