389405052

素因数分解:

$2^2\times 3^2\times {\mathrm{431}}^1\times {\mathrm{25097}}^1$

素因数の和:25538

約数の個数: 36

約数和(自身を含む): 986652576

約数和(自身を除く): 597247524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 431, 862, 1293, 1724, 2586, 3879, 5172, 7758, 15516, 25097, 50194, 75291, 100388, 150582, 225873, 301164, 451746, 903492, 10816807, 21633614, 32450421, 43267228, 64900842, 97351263, 129801684, 194702526, 389405052]

約数ペア:

[(1, 389405052), (2, 194702526), (3, 129801684), (4, 97351263), (6, 64900842), (9, 43267228), (12, 32450421), (18, 21633614), (36, 10816807), (431, 903492), (862, 451746), (1293, 301164), (1724, 225873), (2586, 150582), (3879, 100388), (5172, 75291), (7758, 50194), (15516, 25097)]