28271278

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4621}}^1$

素因数の和:4672

約数の個数: 32

約数和(自身を含む): 53245440

約数和(自身を除く): 24974162

約数列:

[1, 2, 7, 14, 19, 23, 38, 46, 133, 161, 266, 322, 437, 874, 3059, 4621, 6118, 9242, 32347, 64694, 87799, 106283, 175598, 212566, 614593, 743981, 1229186, 1487962, 2019377, 4038754, 14135639, 28271278]

約数ペア:

[(1, 28271278), (2, 14135639), (7, 4038754), (14, 2019377), (19, 1487962), (23, 1229186), (38, 743981), (46, 614593), (133, 212566), (161, 175598), (266, 106283), (322, 87799), (437, 64694), (874, 32347), (3059, 9242), (4621, 6118)]