289923242

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{4241}}^1$

素因数の和:4526

約数の個数: 32

約数和(自身を含む): 525329280

約数和(自身を除く): 235406038

約数列:

[1, 2, 7, 14, 19, 38, 133, 257, 266, 514, 1799, 3598, 4241, 4883, 8482, 9766, 29687, 34181, 59374, 68362, 80579, 161158, 564053, 1089937, 1128106, 2179874, 7629559, 15259118, 20708803, 41417606, 144961621, 289923242]

約数ペア:

[(1, 289923242), (2, 144961621), (7, 41417606), (14, 20708803), (19, 15259118), (38, 7629559), (133, 2179874), (257, 1128106), (266, 1089937), (514, 564053), (1799, 161158), (3598, 80579), (4241, 68362), (4883, 59374), (8482, 34181), (9766, 29687)]