28649868

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4271}}^1$

素因数の和:4334

約数の個数: 48

約数和(自身を含む): 73683456

約数和(自身を除く): 45033588

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 78, 86, 129, 156, 172, 258, 516, 559, 1118, 1677, 2236, 3354, 4271, 6708, 8542, 12813, 17084, 25626, 51252, 55523, 111046, 166569, 183653, 222092, 333138, 367306, 550959, 666276, 734612, 1101918, 2203836, 2387489, 4774978, 7162467, 9549956, 14324934, 28649868]

約数ペア:

[(1, 28649868), (2, 14324934), (3, 9549956), (4, 7162467), (6, 4774978), (12, 2387489), (13, 2203836), (26, 1101918), (39, 734612), (43, 666276), (52, 550959), (78, 367306), (86, 333138), (129, 222092), (156, 183653), (172, 166569), (258, 111046), (516, 55523), (559, 51252), (1118, 25626), (1677, 17084), (2236, 12813), (3354, 8542), (4271, 6708)]