172912

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:216

約数の個数: 20

約数和(自身を含む): 341496

約数和(自身を除く): 168584

約数列:

[1, 2, 4, 8, 16, 101, 107, 202, 214, 404, 428, 808, 856, 1616, 1712, 10807, 21614, 43228, 86456, 172912]

約数ペア:

[(1, 172912), (2, 86456), (4, 43228), (8, 21614), (16, 10807), (101, 1712), (107, 1616), (202, 856), (214, 808), (404, 428)]