157687568

素因数分解:

$2^4\times {\mathrm{229}}^1\times {\mathrm{43037}}^1$

素因数の和:43274

約数の個数: 20

約数和(自身を含む): 306860940

約数和(自身を除く): 149173372

約数列:

[1, 2, 4, 8, 16, 229, 458, 916, 1832, 3664, 43037, 86074, 172148, 344296, 688592, 9855473, 19710946, 39421892, 78843784, 157687568]

約数ペア:

[(1, 157687568), (2, 78843784), (4, 39421892), (8, 19710946), (16, 9855473), (229, 688592), (458, 344296), (916, 172148), (1832, 86074), (3664, 43037)]