12988514

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:255

約数の個数: 64

約数和(自身を含む): 26818560

約数和(自身を除く): 13830046

約数列:

[1, 2, 7, 11, 14, 19, 22, 23, 38, 46, 77, 133, 154, 161, 193, 209, 253, 266, 322, 386, 418, 437, 506, 874, 1351, 1463, 1771, 2123, 2702, 2926, 3059, 3542, 3667, 4246, 4439, 4807, 6118, 7334, 8878, 9614, 14861, 25669, 29722, 31073, 33649, 40337, 48829, 51338, 62146, 67298, 80674, 84341, 97658, 168682, 282359, 341803, 564718, 590387, 683606, 927751, 1180774, 1855502, 6494257, 12988514]

約数ペア:

[(1, 12988514), (2, 6494257), (7, 1855502), (11, 1180774), (14, 927751), (19, 683606), (22, 590387), (23, 564718), (38, 341803), (46, 282359), (77, 168682), (133, 97658), (154, 84341), (161, 80674), (193, 67298), (209, 62146), (253, 51338), (266, 48829), (322, 40337), (386, 33649), (418, 31073), (437, 29722), (506, 25669), (874, 14861), (1351, 9614), (1463, 8878), (1771, 7334), (2123, 6118), (2702, 4807), (2926, 4439), (3059, 4246), (3542, 3667)]