81639558

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:259

約数の個数: 192

約数和(自身を含む): 249080832

約数和(自身を除く): 167441274

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 23, 26, 33, 39, 42, 46, 63, 66, 69, 77, 78, 91, 99, 117, 126, 138, 143, 154, 161, 182, 197, 198, 207, 231, 234, 253, 273, 286, 299, 322, 394, 414, 429, 462, 483, 506, 546, 591, 598, 693, 759, 819, 858, 897, 966, 1001, 1182, 1287, 1379, 1386, 1449, 1518, 1638, 1771, 1773, 1794, 2002, 2093, 2167, 2277, 2561, 2574, 2691, 2758, 2898, 3003, 3289, 3542, 3546, 4137, 4186, 4334, 4531, 4554, 5122, 5313, 5382, 6006, 6279, 6501, 6578, 7683, 8274, 9009, 9062, 9867, 10626, 12411, 12558, 13002, 13593, 15169, 15366, 15939, 17927, 18018, 18837, 19503, 19734, 23023, 23049, 24822, 27186, 28171, 29601, 30338, 31717, 31878, 35854, 37674, 39006, 40779, 45507, 46046, 46098, 49841, 53781, 56342, 58903, 59202, 63434, 69069, 81558, 84513, 91014, 95151, 99682, 107562, 117806, 136521, 138138, 149523, 161343, 169026, 176709, 190302, 197197, 207207, 253539, 273042, 285453, 299046, 322686, 348887, 353418, 394394, 412321, 414414, 448569, 507078, 530127, 570906, 591591, 647933, 697774, 824642, 897138, 1046661, 1060254, 1183182, 1236963, 1295866, 1774773, 1943799, 2093322, 2473926, 3139983, 3549546, 3710889, 3887598, 4535531, 5831397, 6279966, 7421778, 9071062, 11662794, 13606593, 27213186, 40819779, 81639558]

約数ペア:

[(1, 81639558), (2, 40819779), (3, 27213186), (6, 13606593), (7, 11662794), (9, 9071062), (11, 7421778), (13, 6279966), (14, 5831397), (18, 4535531), (21, 3887598), (22, 3710889), (23, 3549546), (26, 3139983), (33, 2473926), (39, 2093322), (42, 1943799), (46, 1774773), (63, 1295866), (66, 1236963), (69, 1183182), (77, 1060254), (78, 1046661), (91, 897138), (99, 824642), (117, 697774), (126, 647933), (138, 591591), (143, 570906), (154, 530127), (161, 507078), (182, 448569), (197, 414414), (198, 412321), (207, 394394), (231, 353418), (234, 348887), (253, 322686), (273, 299046), (286, 285453), (299, 273042), (322, 253539), (394, 207207), (414, 197197), (429, 190302), (462, 176709), (483, 169026), (506, 161343), (546, 149523), (591, 138138), (598, 136521), (693, 117806), (759, 107562), (819, 99682), (858, 95151), (897, 91014), (966, 84513), (1001, 81558), (1182, 69069), (1287, 63434), (1379, 59202), (1386, 58903), (1449, 56342), (1518, 53781), (1638, 49841), (1771, 46098), (1773, 46046), (1794, 45507), (2002, 40779), (2093, 39006), (2167, 37674), (2277, 35854), (2561, 31878), (2574, 31717), (2691, 30338), (2758, 29601), (2898, 28171), (3003, 27186), (3289, 24822), (3542, 23049), (3546, 23023), (4137, 19734), (4186, 19503), (4334, 18837), (4531, 18018), (4554, 17927), (5122, 15939), (5313, 15366), (5382, 15169), (6006, 13593), (6279, 13002), (6501, 12558), (6578, 12411), (7683, 10626), (8274, 9867), (9009, 9062)]