1387664757

素因数分解:

$3^3\times {\mathrm{673}}^1\times {\mathrm{76367}}^1$

素因数の和:77049

約数の個数: 16

約数和(自身を含む): 2058881280

約数和(自身を除く): 671216523

約数列:

[1, 3, 9, 27, 673, 2019, 6057, 18171, 76367, 229101, 687303, 2061909, 51394991, 154184973, 462554919, 1387664757]

約数ペア:

[(1, 1387664757), (3, 462554919), (9, 154184973), (27, 51394991), (673, 2061909), (2019, 687303), (6057, 229101), (18171, 76367)]