66844778

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{193}}^1$

素因数の和:399

約数の個数: 64

約数和(自身を含む): 136104192

約数和(自身を除く): 69259414

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 173, 182, 193, 286, 346, 386, 1001, 1211, 1351, 1903, 2002, 2123, 2249, 2422, 2509, 2702, 3806, 4246, 4498, 5018, 13321, 14861, 15743, 17563, 24739, 26642, 27599, 29722, 31486, 33389, 35126, 49478, 55198, 66778, 173173, 193193, 233723, 346346, 367279, 386386, 434057, 467446, 734558, 868114, 2570953, 3038399, 4774627, 5141906, 6076798, 9549254, 33422389, 66844778]

約数ペア:

[(1, 66844778), (2, 33422389), (7, 9549254), (11, 6076798), (13, 5141906), (14, 4774627), (22, 3038399), (26, 2570953), (77, 868114), (91, 734558), (143, 467446), (154, 434057), (173, 386386), (182, 367279), (193, 346346), (286, 233723), (346, 193193), (386, 173173), (1001, 66778), (1211, 55198), (1351, 49478), (1903, 35126), (2002, 33389), (2123, 31486), (2249, 29722), (2422, 27599), (2509, 26642), (2702, 24739), (3806, 17563), (4246, 15743), (4498, 14861), (5018, 13321)]