1291367547

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{467}}^1$

素因数の和:752

約数の個数: 48

約数和(自身を含む): 1999445760

約数和(自身を除く): 708078213

約数列:

[1, 3, 9, 19, 57, 103, 157, 171, 309, 467, 471, 927, 1401, 1413, 1957, 2983, 4203, 5871, 8873, 8949, 16171, 17613, 26619, 26847, 48101, 48513, 73319, 79857, 144303, 145539, 219957, 307249, 432909, 659871, 913919, 921747, 1393061, 2741757, 2765241, 4179183, 7551857, 8225271, 12537549, 22655571, 67966713, 143485283, 430455849, 1291367547]

約数ペア:

[(1, 1291367547), (3, 430455849), (9, 143485283), (19, 67966713), (57, 22655571), (103, 12537549), (157, 8225271), (171, 7551857), (309, 4179183), (467, 2765241), (471, 2741757), (927, 1393061), (1401, 921747), (1413, 913919), (1957, 659871), (2983, 432909), (4203, 307249), (5871, 219957), (8873, 145539), (8949, 144303), (16171, 79857), (17613, 73319), (26619, 48513), (26847, 48101)]