201772837

素因数分解:

$7^4\times {\mathrm{19}}^1\times {\mathrm{4423}}^1$

素因数の和:4470

約数の個数: 20

約数和(自身を含む): 247832480

約数和(自身を除く): 46059643

約数列:

[1, 7, 19, 49, 133, 343, 931, 2401, 4423, 6517, 30961, 45619, 84037, 216727, 588259, 1517089, 4117813, 10619623, 28824691, 201772837]

約数ペア:

[(1, 201772837), (7, 28824691), (19, 10619623), (49, 4117813), (133, 1517089), (343, 588259), (931, 216727), (2401, 84037), (4423, 45619), (6517, 30961)]