27720291357

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1879}}^1$

素因数の和:1980

約数の個数: 144

約数和(自身を含む): 49927987200

約数和(自身を除く): 22207695843

約数列:

[1, 3, 9, 11, 19, 23, 31, 33, 57, 69, 93, 99, 121, 171, 207, 209, 253, 279, 341, 363, 437, 589, 627, 713, 759, 1023, 1089, 1311, 1767, 1879, 1881, 2139, 2277, 2299, 2783, 3069, 3751, 3933, 4807, 5301, 5637, 6417, 6479, 6897, 7843, 8349, 11253, 13547, 14421, 16911, 19437, 20669, 20691, 23529, 25047, 33759, 35701, 40641, 43217, 43263, 52877, 58249, 58311, 62007, 70587, 71269, 86273, 107103, 121923, 129651, 149017, 158631, 174747, 186021, 213807, 227359, 258819, 321309, 388953, 392711, 447051, 475387, 475893, 524241, 640739, 641421, 682077, 776457, 821123, 1106731, 1178133, 1339727, 1341153, 1426161, 1639187, 1922217, 2046231, 2463369, 3320193, 3534399, 4019181, 4278483, 4319821, 4917561, 5229257, 5766651, 7048129, 7390107, 9032353, 9960579, 12057543, 12174041, 12959463, 14736997, 14752683, 15687771, 21144387, 25454813, 27097059, 36522123, 38878389, 44210991, 47063313, 63433161, 76364439, 81291177, 99355883, 109566369, 132632973, 133914451, 162106967, 229093317, 280002943, 298067649, 401743353, 486320901, 840008829, 894202947, 1205230059, 1458962703, 2520026487, 3080032373, 9240097119, 27720291357]

約数ペア:

[(1, 27720291357), (3, 9240097119), (9, 3080032373), (11, 2520026487), (19, 1458962703), (23, 1205230059), (31, 894202947), (33, 840008829), (57, 486320901), (69, 401743353), (93, 298067649), (99, 280002943), (121, 229093317), (171, 162106967), (207, 133914451), (209, 132632973), (253, 109566369), (279, 99355883), (341, 81291177), (363, 76364439), (437, 63433161), (589, 47063313), (627, 44210991), (713, 38878389), (759, 36522123), (1023, 27097059), (1089, 25454813), (1311, 21144387), (1767, 15687771), (1879, 14752683), (1881, 14736997), (2139, 12959463), (2277, 12174041), (2299, 12057543), (2783, 9960579), (3069, 9032353), (3751, 7390107), (3933, 7048129), (4807, 5766651), (5301, 5229257), (5637, 4917561), (6417, 4319821), (6479, 4278483), (6897, 4019181), (7843, 3534399), (8349, 3320193), (11253, 2463369), (13547, 2046231), (14421, 1922217), (16911, 1639187), (19437, 1426161), (20669, 1341153), (20691, 1339727), (23529, 1178133), (25047, 1106731), (33759, 821123), (35701, 776457), (40641, 682077), (43217, 641421), (43263, 640739), (52877, 524241), (58249, 475893), (58311, 475387), (62007, 447051), (70587, 392711), (71269, 388953), (86273, 321309), (107103, 258819), (121923, 227359), (129651, 213807), (149017, 186021), (158631, 174747)]