921007881

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{1795337}}^1$

素因数の和:1795365

約数の個数: 16

約数和(自身を含む): 1436270400

約数和(自身を除く): 515262519

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 1795337, 5386011, 16158033, 34111403, 48474099, 102334209, 307002627, 921007881]

約数ペア:

[(1, 921007881), (3, 307002627), (9, 102334209), (19, 48474099), (27, 34111403), (57, 16158033), (171, 5386011), (513, 1795337)]