12870942

素因数分解:

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

素因数の和:285

約数の個数: 48

約数和(自身を含む): 31213440

約数和(自身を除く): 18342498

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 127, 133, 254, 266, 381, 399, 762, 798, 889, 1778, 2413, 2667, 4826, 5334, 7239, 14478, 16129, 16891, 32258, 33782, 48387, 50673, 96774, 101346, 112903, 225806, 306451, 338709, 612902, 677418, 919353, 1838706, 2145157, 4290314, 6435471, 12870942]

約数ペア:

[(1, 12870942), (2, 6435471), (3, 4290314), (6, 2145157), (7, 1838706), (14, 919353), (19, 677418), (21, 612902), (38, 338709), (42, 306451), (57, 225806), (114, 112903), (127, 101346), (133, 96774), (254, 50673), (266, 48387), (381, 33782), (399, 32258), (762, 16891), (798, 16129), (889, 14478), (1778, 7239), (2413, 5334), (2667, 4826)]