217031788

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{7369}}^1$

素因数の和:7609

約数の個数: 24

約数和(自身を含む): 392084000

約数和(自身を除く): 175052212

約数列:

[1, 2, 4, 37, 74, 148, 199, 398, 796, 7363, 7369, 14726, 14738, 29452, 29476, 272653, 545306, 1090612, 1466431, 2932862, 5865724, 54257947, 108515894, 217031788]

約数ペア:

[(1, 217031788), (2, 108515894), (4, 54257947), (37, 5865724), (74, 2932862), (148, 1466431), (199, 1090612), (398, 545306), (796, 272653), (7363, 29476), (7369, 29452), (14726, 14738)]