247667838

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:497

約数の個数: 64

約数和(自身を含む): 551232000

約数和(自身を除く): 303564162

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 109, 173, 199, 218, 327, 346, 398, 519, 597, 654, 1038, 1194, 1199, 1903, 2189, 2398, 3597, 3806, 4378, 5709, 6567, 7194, 11418, 13134, 18857, 21691, 34427, 37714, 43382, 56571, 65073, 68854, 103281, 113142, 130146, 206562, 207427, 238601, 378697, 414854, 477202, 622281, 715803, 757394, 1136091, 1244562, 1431606, 2272182, 3752543, 7505086, 11257629, 22515258, 41277973, 82555946, 123833919, 247667838]

約数ペア:

[(1, 247667838), (2, 123833919), (3, 82555946), (6, 41277973), (11, 22515258), (22, 11257629), (33, 7505086), (66, 3752543), (109, 2272182), (173, 1431606), (199, 1244562), (218, 1136091), (327, 757394), (346, 715803), (398, 622281), (519, 477202), (597, 414854), (654, 378697), (1038, 238601), (1194, 207427), (1199, 206562), (1903, 130146), (2189, 113142), (2398, 103281), (3597, 68854), (3806, 65073), (4378, 56571), (5709, 43382), (6567, 37714), (7194, 34427), (11418, 21691), (13134, 18857)]