128536804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1657}}^1$

素因数の和:1756

約数の個数: 48

約数和(自身を含む): 257374656

約数和(自身を除く): 128837852

約数列:

[1, 2, 4, 11, 22, 41, 43, 44, 82, 86, 164, 172, 451, 473, 902, 946, 1657, 1763, 1804, 1892, 3314, 3526, 6628, 7052, 18227, 19393, 36454, 38786, 67937, 71251, 72908, 77572, 135874, 142502, 271748, 285004, 747307, 783761, 1494614, 1567522, 2921291, 2989228, 3135044, 5842582, 11685164, 32134201, 64268402, 128536804]

約数ペア:

[(1, 128536804), (2, 64268402), (4, 32134201), (11, 11685164), (22, 5842582), (41, 3135044), (43, 2989228), (44, 2921291), (82, 1567522), (86, 1494614), (164, 783761), (172, 747307), (451, 285004), (473, 271748), (902, 142502), (946, 135874), (1657, 77572), (1763, 72908), (1804, 71251), (1892, 67937), (3314, 38786), (3526, 36454), (6628, 19393), (7052, 18227)]