27644217

素因数分解:

$3^1\times {\mathrm{37}}^2\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 38900736

約数和(自身を除く): 11256519

約数列:

[1, 3, 37, 53, 111, 127, 159, 381, 1369, 1961, 4107, 4699, 5883, 6731, 14097, 20193, 72557, 173863, 217671, 249047, 521589, 747141, 9214739, 27644217]

約数ペア:

[(1, 27644217), (3, 9214739), (37, 747141), (53, 521589), (111, 249047), (127, 217671), (159, 173863), (381, 72557), (1369, 20193), (1961, 14097), (4107, 6731), (4699, 5883)]