257366968

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{14737}}^1$

素因数の和:14839

約数の個数: 32

約数和(自身を含む): 504039600

約数和(自身を除く): 246672632

約数列:

[1, 2, 4, 8, 37, 59, 74, 118, 148, 236, 296, 472, 2183, 4366, 8732, 14737, 17464, 29474, 58948, 117896, 545269, 869483, 1090538, 1738966, 2181076, 3477932, 4362152, 6955864, 32170871, 64341742, 128683484, 257366968]

約数ペア:

[(1, 257366968), (2, 128683484), (4, 64341742), (8, 32170871), (37, 6955864), (59, 4362152), (74, 3477932), (118, 2181076), (148, 1738966), (236, 1090538), (296, 869483), (472, 545269), (2183, 117896), (4366, 58948), (8732, 29474), (14737, 17464)]