690833122

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2597117}}^1$

素因数の和:2597145

約数の個数: 16

約数和(自身を含む): 1246616640

約数和(自身を除く): 555783518

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 2597117, 5194234, 18179819, 36359638, 49345223, 98690446, 345416561, 690833122]

約数ペア:

[(1, 690833122), (2, 345416561), (7, 98690446), (14, 49345223), (19, 36359638), (38, 18179819), (133, 5194234), (266, 2597117)]