131181232

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:307

約数の個数: 120

約数和(自身を含む): 325156272

約数和(自身を除く): 193975040

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 61, 91, 98, 104, 112, 122, 182, 196, 208, 211, 244, 364, 392, 422, 427, 488, 637, 728, 784, 793, 844, 854, 976, 1274, 1456, 1477, 1586, 1688, 1708, 2548, 2743, 2954, 2989, 3172, 3376, 3416, 5096, 5486, 5551, 5908, 5978, 6344, 6832, 10192, 10339, 10972, 11102, 11816, 11956, 12688, 12871, 19201, 20678, 21944, 22204, 23632, 23912, 25742, 38402, 38857, 41356, 43888, 44408, 47824, 51484, 76804, 77714, 82712, 88816, 90097, 102968, 134407, 153608, 155428, 165424, 167323, 180194, 205936, 268814, 307216, 310856, 334646, 360388, 537628, 621712, 630679, 669292, 720776, 1075256, 1171261, 1261358, 1338584, 1441552, 2150512, 2342522, 2522716, 2677168, 4685044, 5045432, 8198827, 9370088, 10090864, 16397654, 18740176, 32795308, 65590616, 131181232]

約数ペア:

[(1, 131181232), (2, 65590616), (4, 32795308), (7, 18740176), (8, 16397654), (13, 10090864), (14, 9370088), (16, 8198827), (26, 5045432), (28, 4685044), (49, 2677168), (52, 2522716), (56, 2342522), (61, 2150512), (91, 1441552), (98, 1338584), (104, 1261358), (112, 1171261), (122, 1075256), (182, 720776), (196, 669292), (208, 630679), (211, 621712), (244, 537628), (364, 360388), (392, 334646), (422, 310856), (427, 307216), (488, 268814), (637, 205936), (728, 180194), (784, 167323), (793, 165424), (844, 155428), (854, 153608), (976, 134407), (1274, 102968), (1456, 90097), (1477, 88816), (1586, 82712), (1688, 77714), (1708, 76804), (2548, 51484), (2743, 47824), (2954, 44408), (2989, 43888), (3172, 41356), (3376, 38857), (3416, 38402), (5096, 25742), (5486, 23912), (5551, 23632), (5908, 22204), (5978, 21944), (6344, 20678), (6832, 19201), (10192, 12871), (10339, 12688), (10972, 11956), (11102, 11816)]