80339987

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:387

約数の個数: 32

約数和(自身を含む): 102961152

約数和(自身を除く): 22621165

約数列:

[1, 7, 13, 37, 91, 107, 223, 259, 481, 749, 1391, 1561, 2899, 3367, 3959, 8251, 9737, 20293, 23861, 27713, 51467, 57757, 107263, 167027, 310193, 360269, 750841, 882857, 2171351, 6179999, 11477141, 80339987]

約数ペア:

[(1, 80339987), (7, 11477141), (13, 6179999), (37, 2171351), (91, 882857), (107, 750841), (223, 360269), (259, 310193), (481, 167027), (749, 107263), (1391, 57757), (1561, 51467), (2899, 27713), (3367, 23861), (3959, 20293), (8251, 9737)]