257348196

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{6343}}^1$

素因数の和:6390

約数の個数: 108

約数和(自身を含む): 789751872

約数和(自身を除く): 532403676

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 49, 63, 69, 84, 92, 98, 126, 138, 147, 161, 196, 207, 252, 276, 294, 322, 414, 441, 483, 588, 644, 828, 882, 966, 1127, 1449, 1764, 1932, 2254, 2898, 3381, 4508, 5796, 6343, 6762, 10143, 12686, 13524, 19029, 20286, 25372, 38058, 40572, 44401, 57087, 76116, 88802, 114174, 133203, 145889, 177604, 228348, 266406, 291778, 310807, 399609, 437667, 532812, 583556, 621614, 799218, 875334, 932421, 1021223, 1243228, 1313001, 1598436, 1750668, 1864842, 2042446, 2626002, 2797263, 3063669, 3729684, 4084892, 5252004, 5594526, 6127338, 7148561, 9191007, 11189052, 12254676, 14297122, 18382014, 21445683, 28594244, 36764028, 42891366, 64337049, 85782732, 128674098, 257348196]

約数ペア:

[(1, 257348196), (2, 128674098), (3, 85782732), (4, 64337049), (6, 42891366), (7, 36764028), (9, 28594244), (12, 21445683), (14, 18382014), (18, 14297122), (21, 12254676), (23, 11189052), (28, 9191007), (36, 7148561), (42, 6127338), (46, 5594526), (49, 5252004), (63, 4084892), (69, 3729684), (84, 3063669), (92, 2797263), (98, 2626002), (126, 2042446), (138, 1864842), (147, 1750668), (161, 1598436), (196, 1313001), (207, 1243228), (252, 1021223), (276, 932421), (294, 875334), (322, 799218), (414, 621614), (441, 583556), (483, 532812), (588, 437667), (644, 399609), (828, 310807), (882, 291778), (966, 266406), (1127, 228348), (1449, 177604), (1764, 145889), (1932, 133203), (2254, 114174), (2898, 88802), (3381, 76116), (4508, 57087), (5796, 44401), (6343, 40572), (6762, 38058), (10143, 25372), (12686, 20286), (13524, 19029)]