12620769

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{673}}^1$

素因数の和:749

約数の個数: 32

約数和(自身を含む): 20705280

約数和(自身を除く): 8084511

約数列:

[1, 3, 7, 19, 21, 47, 57, 133, 141, 329, 399, 673, 893, 987, 2019, 2679, 4711, 6251, 12787, 14133, 18753, 31631, 38361, 89509, 94893, 221417, 268527, 600989, 664251, 1802967, 4206923, 12620769]

約数ペア:

[(1, 12620769), (3, 4206923), (7, 1802967), (19, 664251), (21, 600989), (47, 268527), (57, 221417), (133, 94893), (141, 89509), (329, 38361), (399, 31631), (673, 18753), (893, 14133), (987, 12787), (2019, 6251), (2679, 4711)]