26758137

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{337}}^1$

素因数の和:565

約数の個数: 32

約数和(自身を含む): 43264000

約数和(自身を除く): 16505863

約数列:

[1, 3, 7, 19, 21, 57, 133, 199, 337, 399, 597, 1011, 1393, 2359, 3781, 4179, 6403, 7077, 11343, 19209, 26467, 44821, 67063, 79401, 134463, 201189, 469441, 1274197, 1408323, 3822591, 8919379, 26758137]

約数ペア:

[(1, 26758137), (3, 8919379), (7, 3822591), (19, 1408323), (21, 1274197), (57, 469441), (133, 201189), (199, 134463), (337, 79401), (399, 67063), (597, 44821), (1011, 26467), (1393, 19209), (2359, 11343), (3781, 7077), (4179, 6403)]