31315914

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:264

約数の個数: 96

約数和(自身を含む): 83066880

約数和(自身を除く): 51750966

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 103, 114, 126, 127, 133, 171, 206, 254, 266, 309, 342, 381, 399, 618, 721, 762, 798, 889, 927, 1143, 1197, 1442, 1778, 1854, 1957, 2163, 2286, 2394, 2413, 2667, 3914, 4326, 4826, 5334, 5871, 6489, 7239, 8001, 11742, 12978, 13081, 13699, 14478, 16002, 16891, 17613, 21717, 26162, 27398, 33782, 35226, 39243, 41097, 43434, 50673, 78486, 82194, 91567, 101346, 117729, 123291, 152019, 183134, 235458, 246582, 248539, 274701, 304038, 497078, 549402, 745617, 824103, 1491234, 1648206, 1739773, 2236851, 3479546, 4473702, 5219319, 10438638, 15657957, 31315914]

約数ペア:

[(1, 31315914), (2, 15657957), (3, 10438638), (6, 5219319), (7, 4473702), (9, 3479546), (14, 2236851), (18, 1739773), (19, 1648206), (21, 1491234), (38, 824103), (42, 745617), (57, 549402), (63, 497078), (103, 304038), (114, 274701), (126, 248539), (127, 246582), (133, 235458), (171, 183134), (206, 152019), (254, 123291), (266, 117729), (309, 101346), (342, 91567), (381, 82194), (399, 78486), (618, 50673), (721, 43434), (762, 41097), (798, 39243), (889, 35226), (927, 33782), (1143, 27398), (1197, 26162), (1442, 21717), (1778, 17613), (1854, 16891), (1957, 16002), (2163, 14478), (2286, 13699), (2394, 13081), (2413, 12978), (2667, 11742), (3914, 8001), (4326, 7239), (4826, 6489), (5334, 5871)]