290871526

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1\times {\mathrm{797}}^1$

素因数の和:1176

約数の個数: 32

約数和(自身を含む): 487111968

約数和(自身を除く): 196240442

約数列:

[1, 2, 11, 22, 53, 106, 313, 583, 626, 797, 1166, 1594, 3443, 6886, 8767, 16589, 17534, 33178, 42241, 84482, 182479, 249461, 364958, 464651, 498922, 929302, 2744071, 5488142, 13221433, 26442866, 145435763, 290871526]

約数ペア:

[(1, 290871526), (2, 145435763), (11, 26442866), (22, 13221433), (53, 5488142), (106, 2744071), (313, 929302), (583, 498922), (626, 464651), (797, 364958), (1166, 249461), (1594, 182479), (3443, 84482), (6886, 42241), (8767, 33178), (16589, 17534)]