254363606

素因数分解:

$2^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:489

約数の個数: 48

約数和(自身を含む): 455051520

約数和(自身を除く): 200687914

約数列:

[1, 2, 7, 14, 49, 71, 98, 139, 142, 263, 278, 497, 526, 973, 994, 1841, 1946, 3479, 3682, 6811, 6958, 9869, 12887, 13622, 18673, 19738, 25774, 36557, 37346, 69083, 73114, 130711, 138166, 255899, 261422, 483581, 511798, 914977, 967162, 1791293, 1829954, 2595547, 3582586, 5191094, 18168829, 36337658, 127181803, 254363606]

約数ペア:

[(1, 254363606), (2, 127181803), (7, 36337658), (14, 18168829), (49, 5191094), (71, 3582586), (98, 2595547), (139, 1829954), (142, 1791293), (263, 967162), (278, 914977), (497, 511798), (526, 483581), (973, 261422), (994, 255899), (1841, 138166), (1946, 130711), (3479, 73114), (3682, 69083), (6811, 37346), (6958, 36557), (9869, 25774), (12887, 19738), (13622, 18673)]