15761889

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 27553344

約数和(自身を除く): 11791455

約数列:

[1, 3, 9, 11, 13, 33, 37, 39, 99, 111, 117, 143, 331, 333, 407, 429, 481, 993, 1221, 1287, 1443, 2979, 3641, 3663, 4303, 4329, 5291, 10923, 12247, 12909, 15873, 32769, 36741, 38727, 47333, 47619, 110223, 134717, 141999, 159211, 404151, 425997, 477633, 1212453, 1432899, 1751321, 5253963, 15761889]

約数ペア:

[(1, 15761889), (3, 5253963), (9, 1751321), (11, 1432899), (13, 1212453), (33, 477633), (37, 425997), (39, 404151), (99, 159211), (111, 141999), (117, 134717), (143, 110223), (331, 47619), (333, 47333), (407, 38727), (429, 36741), (481, 32769), (993, 15873), (1221, 12909), (1287, 12247), (1443, 10923), (2979, 5291), (3641, 4329), (3663, 4303)]