981234

素因数分解:

$2^1\times 3^6\times {\mathrm{673}}^1$

素因数の和:693

約数の個数: 28

約数和(自身を含む): 2210046

約数和(自身を除く): 1228812

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 673, 729, 1346, 1458, 2019, 4038, 6057, 12114, 18171, 36342, 54513, 109026, 163539, 327078, 490617, 981234]

約数ペア:

[(1, 981234), (2, 490617), (3, 327078), (6, 163539), (9, 109026), (18, 54513), (27, 36342), (54, 18171), (81, 12114), (162, 6057), (243, 4038), (486, 2019), (673, 1458), (729, 1346)]