138621164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1787}}^1$

素因数の和:1886

約数の個数: 48

約数和(自身を含む): 277554816

約数和(自身を除く): 138933652

約数列:

[1, 2, 4, 11, 22, 41, 43, 44, 82, 86, 164, 172, 451, 473, 902, 946, 1763, 1787, 1804, 1892, 3526, 3574, 7052, 7148, 19393, 19657, 38786, 39314, 73267, 76841, 77572, 78628, 146534, 153682, 293068, 307364, 805937, 845251, 1611874, 1690502, 3150481, 3223748, 3381004, 6300962, 12601924, 34655291, 69310582, 138621164]

約数ペア:

[(1, 138621164), (2, 69310582), (4, 34655291), (11, 12601924), (22, 6300962), (41, 3381004), (43, 3223748), (44, 3150481), (82, 1690502), (86, 1611874), (164, 845251), (172, 805937), (451, 307364), (473, 293068), (902, 153682), (946, 146534), (1763, 78628), (1787, 77572), (1804, 76841), (1892, 73267), (3526, 39314), (3574, 38786), (7052, 19657), (7148, 19393)]