380706579

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{53}}^2$

素因数の和:197

約数の個数: 54

約数和(自身を含む): 628405596

約数和(自身を除く): 247699017

約数列:

[1, 3, 9, 11, 33, 37, 53, 99, 111, 159, 333, 407, 477, 583, 1221, 1369, 1749, 1961, 2809, 3663, 4107, 5247, 5883, 8427, 12321, 15059, 17649, 21571, 25281, 30899, 45177, 64713, 72557, 92697, 103933, 135531, 194139, 217671, 278091, 311799, 653013, 798127, 935397, 1143263, 2394381, 3429789, 3845521, 7183143, 10289367, 11536563, 34609689, 42300731, 126902193, 380706579]

約数ペア:

[(1, 380706579), (3, 126902193), (9, 42300731), (11, 34609689), (33, 11536563), (37, 10289367), (53, 7183143), (99, 3845521), (111, 3429789), (159, 2394381), (333, 1143263), (407, 935397), (477, 798127), (583, 653013), (1221, 311799), (1369, 278091), (1749, 217671), (1961, 194139), (2809, 135531), (3663, 103933), (4107, 92697), (5247, 72557), (5883, 64713), (8427, 45177), (12321, 30899), (15059, 25281), (17649, 21571)]