138855976

素因数分解:

$2^3\times 7^1\times {\mathrm{151}}^1\times {\mathrm{16421}}^1$

素因数の和:16585

約数の個数: 32

約数和(自身を含む): 299537280

約数和(自身を除く): 160681304

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 151, 302, 604, 1057, 1208, 2114, 4228, 8456, 16421, 32842, 65684, 114947, 131368, 229894, 459788, 919576, 2479571, 4959142, 9918284, 17356997, 19836568, 34713994, 69427988, 138855976]

約数ペア:

[(1, 138855976), (2, 69427988), (4, 34713994), (7, 19836568), (8, 17356997), (14, 9918284), (28, 4959142), (56, 2479571), (151, 919576), (302, 459788), (604, 229894), (1057, 131368), (1208, 114947), (2114, 65684), (4228, 32842), (8456, 16421)]