51685788

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:224

約数の個数: 144

約数和(自身を含む): 156739968

約数和(自身を除く): 105054180

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 49, 61, 66, 77, 84, 98, 122, 131, 132, 147, 154, 183, 196, 231, 244, 262, 294, 308, 366, 393, 427, 462, 524, 539, 588, 671, 732, 786, 854, 917, 924, 1078, 1281, 1342, 1441, 1572, 1617, 1708, 1834, 2013, 2156, 2562, 2684, 2751, 2882, 2989, 3234, 3668, 4026, 4323, 4697, 5124, 5502, 5764, 5978, 6419, 6468, 7991, 8052, 8646, 8967, 9394, 10087, 11004, 11956, 12838, 14091, 15982, 17292, 17934, 18788, 19257, 20174, 23973, 25676, 28182, 30261, 31964, 32879, 35868, 38514, 40348, 47946, 55937, 56364, 60522, 65758, 70609, 77028, 87901, 95892, 98637, 111874, 121044, 131516, 141218, 167811, 175802, 197274, 211827, 223748, 263703, 282436, 335622, 351604, 391559, 394548, 423654, 527406, 615307, 671244, 783118, 847308, 1054812, 1174677, 1230614, 1566236, 1845921, 2349354, 2461228, 3691842, 4307149, 4698708, 7383684, 8614298, 12921447, 17228596, 25842894, 51685788]

約数ペア:

[(1, 51685788), (2, 25842894), (3, 17228596), (4, 12921447), (6, 8614298), (7, 7383684), (11, 4698708), (12, 4307149), (14, 3691842), (21, 2461228), (22, 2349354), (28, 1845921), (33, 1566236), (42, 1230614), (44, 1174677), (49, 1054812), (61, 847308), (66, 783118), (77, 671244), (84, 615307), (98, 527406), (122, 423654), (131, 394548), (132, 391559), (147, 351604), (154, 335622), (183, 282436), (196, 263703), (231, 223748), (244, 211827), (262, 197274), (294, 175802), (308, 167811), (366, 141218), (393, 131516), (427, 121044), (462, 111874), (524, 98637), (539, 95892), (588, 87901), (671, 77028), (732, 70609), (786, 65758), (854, 60522), (917, 56364), (924, 55937), (1078, 47946), (1281, 40348), (1342, 38514), (1441, 35868), (1572, 32879), (1617, 31964), (1708, 30261), (1834, 28182), (2013, 25676), (2156, 23973), (2562, 20174), (2684, 19257), (2751, 18788), (2882, 17934), (2989, 17292), (3234, 15982), (3668, 14091), (4026, 12838), (4323, 11956), (4697, 11004), (5124, 10087), (5502, 9394), (5764, 8967), (5978, 8646), (6419, 8052), (6468, 7991)]