311208854

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{8191}}^1$

素因数の和:8372

約数の個数: 24

約数和(自身を含む): 516440064

約数和(自身を除く): 205231210

約数列:

[1, 2, 11, 22, 121, 157, 242, 314, 1727, 3454, 8191, 16382, 18997, 37994, 90101, 180202, 991111, 1285987, 1982222, 2571974, 14145857, 28291714, 155604427, 311208854]

約数ペア:

[(1, 311208854), (2, 155604427), (11, 28291714), (22, 14145857), (121, 2571974), (157, 1982222), (242, 1285987), (314, 991111), (1727, 180202), (3454, 90101), (8191, 37994), (16382, 18997)]