10438638

素因数分解:

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

素因数の和:261

約数の個数: 64

約数和(自身を含む): 25559040

約数和(自身を除く): 15120402

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 103, 114, 127, 133, 206, 254, 266, 309, 381, 399, 618, 721, 762, 798, 889, 1442, 1778, 1957, 2163, 2413, 2667, 3914, 4326, 4826, 5334, 5871, 7239, 11742, 13081, 13699, 14478, 16891, 26162, 27398, 33782, 39243, 41097, 50673, 78486, 82194, 91567, 101346, 183134, 248539, 274701, 497078, 549402, 745617, 1491234, 1739773, 3479546, 5219319, 10438638]

約数ペア:

[(1, 10438638), (2, 5219319), (3, 3479546), (6, 1739773), (7, 1491234), (14, 745617), (19, 549402), (21, 497078), (38, 274701), (42, 248539), (57, 183134), (103, 101346), (114, 91567), (127, 82194), (133, 78486), (206, 50673), (254, 41097), (266, 39243), (309, 33782), (381, 27398), (399, 26162), (618, 16891), (721, 14478), (762, 13699), (798, 13081), (889, 11742), (1442, 7239), (1778, 5871), (1957, 5334), (2163, 4826), (2413, 4326), (2667, 3914)]