87994719

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{4721}}^1$

素因数の和:4855

約数の個数: 24

約数和(自身を含む): 135049200

約数和(自身を除く): 47054481

約数列:

[1, 3, 9, 19, 57, 109, 171, 327, 981, 2071, 4721, 6213, 14163, 18639, 42489, 89699, 269097, 514589, 807291, 1543767, 4631301, 9777191, 29331573, 87994719]

約数ペア:

[(1, 87994719), (3, 29331573), (9, 9777191), (19, 4631301), (57, 1543767), (109, 807291), (171, 514589), (327, 269097), (981, 89699), (2071, 42489), (4721, 18639), (6213, 14163)]