488902337

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{2687}}^1$

素因数の和:2861

約数の個数: 32

約数和(自身を含む): 650280960

約数和(自身を除く): 161378623

約数列:

[1, 7, 11, 17, 77, 119, 139, 187, 973, 1309, 1529, 2363, 2687, 10703, 16541, 18809, 25993, 29557, 45679, 181951, 206899, 319753, 373493, 502469, 2614451, 3517283, 4108423, 6349381, 28758961, 44445667, 69843191, 488902337]

約数ペア:

[(1, 488902337), (7, 69843191), (11, 44445667), (17, 28758961), (77, 6349381), (119, 4108423), (139, 3517283), (187, 2614451), (973, 502469), (1309, 373493), (1529, 319753), (2363, 206899), (2687, 181951), (10703, 45679), (16541, 29557), (18809, 25993)]