81310614

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:258

約数の個数: 128

約数和(自身を含む): 218419200

約数和(自身を除く): 137108586

約数列:

[1, 2, 3, 6, 7, 11, 14, 19, 21, 22, 33, 38, 42, 57, 59, 66, 77, 114, 118, 133, 154, 157, 177, 209, 231, 266, 314, 354, 399, 413, 418, 462, 471, 627, 649, 798, 826, 942, 1099, 1121, 1239, 1254, 1298, 1463, 1727, 1947, 2198, 2242, 2478, 2926, 2983, 3297, 3363, 3454, 3894, 4389, 4543, 5181, 5966, 6594, 6726, 7847, 8778, 8949, 9086, 9263, 10362, 12089, 12331, 13629, 15694, 17898, 18526, 20881, 23541, 24178, 24662, 27258, 27789, 32813, 36267, 36993, 41762, 47082, 55578, 62643, 64841, 65626, 72534, 73986, 86317, 98439, 101893, 125286, 129682, 172634, 175997, 194523, 196878, 203786, 229691, 258951, 305679, 351994, 389046, 459382, 517902, 527991, 611358, 689073, 713251, 1055982, 1231979, 1378146, 1426502, 1935967, 2139753, 2463958, 3695937, 3871934, 4279506, 5807901, 7391874, 11615802, 13551769, 27103538, 40655307, 81310614]

約数ペア:

[(1, 81310614), (2, 40655307), (3, 27103538), (6, 13551769), (7, 11615802), (11, 7391874), (14, 5807901), (19, 4279506), (21, 3871934), (22, 3695937), (33, 2463958), (38, 2139753), (42, 1935967), (57, 1426502), (59, 1378146), (66, 1231979), (77, 1055982), (114, 713251), (118, 689073), (133, 611358), (154, 527991), (157, 517902), (177, 459382), (209, 389046), (231, 351994), (266, 305679), (314, 258951), (354, 229691), (399, 203786), (413, 196878), (418, 194523), (462, 175997), (471, 172634), (627, 129682), (649, 125286), (798, 101893), (826, 98439), (942, 86317), (1099, 73986), (1121, 72534), (1239, 65626), (1254, 64841), (1298, 62643), (1463, 55578), (1727, 47082), (1947, 41762), (2198, 36993), (2242, 36267), (2478, 32813), (2926, 27789), (2983, 27258), (3297, 24662), (3363, 24178), (3454, 23541), (3894, 20881), (4389, 18526), (4543, 17898), (5181, 15694), (5966, 13629), (6594, 12331), (6726, 12089), (7847, 10362), (8778, 9263), (8949, 9086)]