205654908

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1\times {\mathrm{859}}^1$

素因数の和:1218

約数の個数: 48

約数和(自身を含む): 488920320

約数和(自身を除く): 283265412

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 281, 284, 426, 562, 843, 852, 859, 1124, 1686, 1718, 2577, 3372, 3436, 5154, 10308, 19951, 39902, 59853, 60989, 79804, 119706, 121978, 182967, 239412, 241379, 243956, 365934, 482758, 724137, 731868, 965516, 1448274, 2896548, 17137909, 34275818, 51413727, 68551636, 102827454, 205654908]

約数ペア:

[(1, 205654908), (2, 102827454), (3, 68551636), (4, 51413727), (6, 34275818), (12, 17137909), (71, 2896548), (142, 1448274), (213, 965516), (281, 731868), (284, 724137), (426, 482758), (562, 365934), (843, 243956), (852, 241379), (859, 239412), (1124, 182967), (1686, 121978), (1718, 119706), (2577, 79804), (3372, 60989), (3436, 59853), (5154, 39902), (10308, 19951)]