81826248

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{241}}^1$

素因数の和:347

約数の個数: 128

約数和(自身を含む): 245329920

約数和(自身を除く): 163503672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 43, 47, 56, 84, 86, 94, 129, 141, 168, 172, 188, 241, 258, 282, 301, 329, 344, 376, 482, 516, 564, 602, 658, 723, 903, 964, 987, 1032, 1128, 1204, 1316, 1446, 1687, 1806, 1928, 1974, 2021, 2408, 2632, 2892, 3374, 3612, 3948, 4042, 5061, 5784, 6063, 6748, 7224, 7896, 8084, 10122, 10363, 11327, 12126, 13496, 14147, 16168, 20244, 20726, 22654, 24252, 28294, 31089, 33981, 40488, 41452, 42441, 45308, 48504, 56588, 62178, 67962, 72541, 79289, 82904, 84882, 90616, 113176, 124356, 135924, 145082, 158578, 169764, 217623, 237867, 248712, 271848, 290164, 317156, 339528, 435246, 475734, 487061, 580328, 634312, 870492, 951468, 974122, 1461183, 1740984, 1902936, 1948244, 2922366, 3409427, 3896488, 5844732, 6818854, 10228281, 11689464, 13637708, 20456562, 27275416, 40913124, 81826248]

約数ペア:

[(1, 81826248), (2, 40913124), (3, 27275416), (4, 20456562), (6, 13637708), (7, 11689464), (8, 10228281), (12, 6818854), (14, 5844732), (21, 3896488), (24, 3409427), (28, 2922366), (42, 1948244), (43, 1902936), (47, 1740984), (56, 1461183), (84, 974122), (86, 951468), (94, 870492), (129, 634312), (141, 580328), (168, 487061), (172, 475734), (188, 435246), (241, 339528), (258, 317156), (282, 290164), (301, 271848), (329, 248712), (344, 237867), (376, 217623), (482, 169764), (516, 158578), (564, 145082), (602, 135924), (658, 124356), (723, 113176), (903, 90616), (964, 84882), (987, 82904), (1032, 79289), (1128, 72541), (1204, 67962), (1316, 62178), (1446, 56588), (1687, 48504), (1806, 45308), (1928, 42441), (1974, 41452), (2021, 40488), (2408, 33981), (2632, 31089), (2892, 28294), (3374, 24252), (3612, 22654), (3948, 20726), (4042, 20244), (5061, 16168), (5784, 14147), (6063, 13496), (6748, 12126), (7224, 11327), (7896, 10363), (8084, 10122)]