1291780754

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{127}}^1\times {\mathrm{3821}}^1$

素因数の和:3983

約数の個数: 32

約数和(自身を含む): 2148636672

約数和(自身を除く): 856855918

約数列:

[1, 2, 11, 22, 121, 127, 242, 254, 1331, 1397, 2662, 2794, 3821, 7642, 15367, 30734, 42031, 84062, 169037, 338074, 462341, 485267, 924682, 970534, 5085751, 5337937, 10171502, 10675874, 58717307, 117434614, 645890377, 1291780754]

約数ペア:

[(1, 1291780754), (2, 645890377), (11, 117434614), (22, 58717307), (121, 10675874), (127, 10171502), (242, 5337937), (254, 5085751), (1331, 970534), (1397, 924682), (2662, 485267), (2794, 462341), (3821, 338074), (7642, 169037), (15367, 84062), (30734, 42031)]