66581372

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2707}}^1$

素因数の和:2778

約数の個数: 48

約数和(自身を含む): 140122752

約数和(自身を除く): 73541380

約数列:

[1, 2, 4, 11, 13, 22, 26, 43, 44, 52, 86, 143, 172, 286, 473, 559, 572, 946, 1118, 1892, 2236, 2707, 5414, 6149, 10828, 12298, 24596, 29777, 35191, 59554, 70382, 116401, 119108, 140764, 232802, 387101, 465604, 774202, 1280411, 1513213, 1548404, 2560822, 3026426, 5121644, 6052852, 16645343, 33290686, 66581372]

約数ペア:

[(1, 66581372), (2, 33290686), (4, 16645343), (11, 6052852), (13, 5121644), (22, 3026426), (26, 2560822), (43, 1548404), (44, 1513213), (52, 1280411), (86, 774202), (143, 465604), (172, 387101), (286, 232802), (473, 140764), (559, 119108), (572, 116401), (946, 70382), (1118, 59554), (1892, 35191), (2236, 29777), (2707, 24596), (5414, 12298), (6149, 10828)]