28087738

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4591}}^1$

素因数の和:4642

約数の個数: 32

約数和(自身を含む): 52899840

約数和(自身を除く): 24812102

約数列:

[1, 2, 7, 14, 19, 23, 38, 46, 133, 161, 266, 322, 437, 874, 3059, 4591, 6118, 9182, 32137, 64274, 87229, 105593, 174458, 211186, 610603, 739151, 1221206, 1478302, 2006267, 4012534, 14043869, 28087738]

約数ペア:

[(1, 28087738), (2, 14043869), (7, 4012534), (14, 2006267), (19, 1478302), (23, 1221206), (38, 739151), (46, 610603), (133, 211186), (161, 174458), (266, 105593), (322, 87229), (437, 64274), (874, 32137), (3059, 9182), (4591, 6118)]