1328872804

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{3191}}^1$

素因数の和:3448

約数の個数: 48

約数和(自身を含む): 2702730240

約数和(自身を除く): 1373857436

約数列:

[1, 2, 4, 7, 14, 28, 107, 139, 214, 278, 428, 556, 749, 973, 1498, 1946, 2996, 3191, 3892, 6382, 12764, 14873, 22337, 29746, 44674, 59492, 89348, 104111, 208222, 341437, 416444, 443549, 682874, 887098, 1365748, 1774196, 2390059, 3104843, 4780118, 6209686, 9560236, 12419372, 47459743, 94919486, 189838972, 332218201, 664436402, 1328872804]

約数ペア:

[(1, 1328872804), (2, 664436402), (4, 332218201), (7, 189838972), (14, 94919486), (28, 47459743), (107, 12419372), (139, 9560236), (214, 6209686), (278, 4780118), (428, 3104843), (556, 2390059), (749, 1774196), (973, 1365748), (1498, 887098), (1946, 682874), (2996, 443549), (3191, 416444), (3892, 341437), (6382, 208222), (12764, 104111), (14873, 89348), (22337, 59492), (29746, 44674)]