81968166

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:251

約数の個数: 128

約数和(自身を含む): 223257600

約数和(自身を除く): 141289434

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 101, 113, 114, 126, 133, 171, 189, 202, 226, 266, 303, 339, 342, 378, 399, 513, 606, 678, 707, 791, 798, 909, 1017, 1026, 1197, 1414, 1582, 1818, 1919, 2034, 2121, 2147, 2373, 2394, 2727, 3051, 3591, 3838, 4242, 4294, 4746, 5454, 5757, 6102, 6363, 6441, 7119, 7182, 11413, 11514, 12726, 12882, 13433, 14238, 15029, 17271, 19089, 19323, 21357, 22826, 26866, 30058, 34239, 34542, 38178, 38646, 40299, 42714, 45087, 51813, 57969, 68478, 79891, 80598, 90174, 102717, 103626, 115938, 120897, 135261, 159782, 205434, 216847, 239673, 241794, 270522, 308151, 362691, 405783, 433694, 479346, 616302, 650541, 719019, 725382, 811566, 1301082, 1438038, 1517929, 1951623, 2157057, 3035858, 3903246, 4314114, 4553787, 5854869, 9107574, 11709738, 13661361, 27322722, 40984083, 81968166]

約数ペア:

[(1, 81968166), (2, 40984083), (3, 27322722), (6, 13661361), (7, 11709738), (9, 9107574), (14, 5854869), (18, 4553787), (19, 4314114), (21, 3903246), (27, 3035858), (38, 2157057), (42, 1951623), (54, 1517929), (57, 1438038), (63, 1301082), (101, 811566), (113, 725382), (114, 719019), (126, 650541), (133, 616302), (171, 479346), (189, 433694), (202, 405783), (226, 362691), (266, 308151), (303, 270522), (339, 241794), (342, 239673), (378, 216847), (399, 205434), (513, 159782), (606, 135261), (678, 120897), (707, 115938), (791, 103626), (798, 102717), (909, 90174), (1017, 80598), (1026, 79891), (1197, 68478), (1414, 57969), (1582, 51813), (1818, 45087), (1919, 42714), (2034, 40299), (2121, 38646), (2147, 38178), (2373, 34542), (2394, 34239), (2727, 30058), (3051, 26866), (3591, 22826), (3838, 21357), (4242, 19323), (4294, 19089), (4746, 17271), (5454, 15029), (5757, 14238), (6102, 13433), (6363, 12882), (6441, 12726), (7119, 11514), (7182, 11413)]