166754889

素因数分解:

$3^3\times 7^2\times {\mathrm{241}}^1\times {\mathrm{523}}^1$

素因数の和:787

約数の個数: 48

約数和(自身を含む): 289122240

約数和(自身を除く): 122367351

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 241, 441, 523, 723, 1323, 1569, 1687, 2169, 3661, 4707, 5061, 6507, 10983, 11809, 14121, 15183, 25627, 32949, 35427, 45549, 76881, 98847, 106281, 126043, 230643, 318843, 378129, 691929, 882301, 1134387, 2646903, 3403161, 6176107, 7940709, 18528321, 23822127, 55584963, 166754889]

約数ペア:

[(1, 166754889), (3, 55584963), (7, 23822127), (9, 18528321), (21, 7940709), (27, 6176107), (49, 3403161), (63, 2646903), (147, 1134387), (189, 882301), (241, 691929), (441, 378129), (523, 318843), (723, 230643), (1323, 126043), (1569, 106281), (1687, 98847), (2169, 76881), (3661, 45549), (4707, 35427), (5061, 32949), (6507, 25627), (10983, 15183), (11809, 14121)]