385280456

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{619}}^1\times {\mathrm{643}}^1$

素因数の和:1290

約数の個数: 48

約数和(自身を含む): 796563600

約数和(自身を除く): 411283144

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 619, 643, 968, 1238, 1286, 2476, 2572, 4952, 5144, 6809, 7073, 13618, 14146, 27236, 28292, 54472, 56584, 74899, 77803, 149798, 155606, 299596, 311212, 398017, 599192, 622424, 796034, 1592068, 3184136, 4378187, 8756374, 17512748, 35025496, 48160057, 96320114, 192640228, 385280456]

約数ペア:

[(1, 385280456), (2, 192640228), (4, 96320114), (8, 48160057), (11, 35025496), (22, 17512748), (44, 8756374), (88, 4378187), (121, 3184136), (242, 1592068), (484, 796034), (619, 622424), (643, 599192), (968, 398017), (1238, 311212), (1286, 299596), (2476, 155606), (2572, 149798), (4952, 77803), (5144, 74899), (6809, 56584), (7073, 54472), (13618, 28292), (14146, 27236)]