201389972

素因数分解:

$2^2\times 7^1\times {\mathrm{2657}}^1\times {\mathrm{2707}}^1$

素因数の和:5375

約数の個数: 24

約数和(自身を含む): 403080384

約数和(自身を除く): 201690412

約数列:

[1, 2, 4, 7, 14, 28, 2657, 2707, 5314, 5414, 10628, 10828, 18599, 18949, 37198, 37898, 74396, 75796, 7192499, 14384998, 28769996, 50347493, 100694986, 201389972]

約数ペア:

[(1, 201389972), (2, 100694986), (4, 50347493), (7, 28769996), (14, 14384998), (28, 7192499), (2657, 75796), (2707, 74396), (5314, 37898), (5414, 37198), (10628, 18949), (10828, 18599)]