40045369

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:134

約数の個数: 48

約数和(自身を含む): 55302912

約数和(自身を除く): 15257543

約数列:

[1, 7, 13, 19, 23, 53, 91, 133, 161, 247, 299, 361, 371, 437, 689, 1007, 1219, 1729, 2093, 2527, 3059, 4693, 4823, 5681, 7049, 8303, 8533, 13091, 15847, 19133, 23161, 32851, 39767, 58121, 91637, 107939, 110929, 133931, 162127, 248729, 301093, 440059, 755573, 1741103, 2107651, 3080413, 5720767, 40045369]

約数ペア:

[(1, 40045369), (7, 5720767), (13, 3080413), (19, 2107651), (23, 1741103), (53, 755573), (91, 440059), (133, 301093), (161, 248729), (247, 162127), (299, 133931), (361, 110929), (371, 107939), (437, 91637), (689, 58121), (1007, 39767), (1219, 32851), (1729, 23161), (2093, 19133), (2527, 15847), (3059, 13091), (4693, 8533), (4823, 8303), (5681, 7049)]