218802712

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{6947}}^1$

素因数の和:7111

約数の個数: 32

約数和(自身を含む): 426885120

約数和(自身を除く): 208082408

約数列:

[1, 2, 4, 8, 31, 62, 124, 127, 248, 254, 508, 1016, 3937, 6947, 7874, 13894, 15748, 27788, 31496, 55576, 215357, 430714, 861428, 882269, 1722856, 1764538, 3529076, 7058152, 27350339, 54700678, 109401356, 218802712]

約数ペア:

[(1, 218802712), (2, 109401356), (4, 54700678), (8, 27350339), (31, 7058152), (62, 3529076), (124, 1764538), (127, 1722856), (248, 882269), (254, 861428), (508, 430714), (1016, 215357), (3937, 55576), (6947, 31496), (7874, 27788), (13894, 15748)]