391147936487

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{2921129}}^1$

素因数の和:2921231

約数の個数: 32

約数和(自身を含む): 511501547520

約数和(自身を除く): 120353611033

約数列:

[1, 7, 11, 37, 47, 77, 259, 329, 407, 517, 1739, 2849, 3619, 12173, 19129, 133903, 2921129, 20447903, 32132419, 108081773, 137293063, 224926933, 756572411, 961051441, 1188899503, 1510223693, 5079843331, 8322296521, 10571565851, 35558903317, 55878276641, 391147936487]

約数ペア:

[(1, 391147936487), (7, 55878276641), (11, 35558903317), (37, 10571565851), (47, 8322296521), (77, 5079843331), (259, 1510223693), (329, 1188899503), (407, 961051441), (517, 756572411), (1739, 224926933), (2849, 137293063), (3619, 108081773), (12173, 32132419), (19129, 20447903), (133903, 2921129)]