389366982

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{1531}}^1$

素因数の和:1809

約数の個数: 48

約数和(自身を含む): 860371200

約数和(自身を除く): 471004218

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 199, 213, 398, 426, 597, 639, 1194, 1278, 1531, 1791, 3062, 3582, 4593, 9186, 13779, 14129, 27558, 28258, 42387, 84774, 108701, 127161, 217402, 254322, 304669, 326103, 609338, 652206, 914007, 978309, 1828014, 1956618, 2742021, 5484042, 21631499, 43262998, 64894497, 129788994, 194683491, 389366982]

約数ペア:

[(1, 389366982), (2, 194683491), (3, 129788994), (6, 64894497), (9, 43262998), (18, 21631499), (71, 5484042), (142, 2742021), (199, 1956618), (213, 1828014), (398, 978309), (426, 914007), (597, 652206), (639, 609338), (1194, 326103), (1278, 304669), (1531, 254322), (1791, 217402), (3062, 127161), (3582, 108701), (4593, 84774), (9186, 42387), (13779, 28258), (14129, 27558)]