128235464

素因数分解:

$2^3\times 7^1\times {\mathrm{2289919}}^1$

素因数の和:2289932

約数の個数: 16

約数和(自身を含む): 274790400

約数和(自身を除く): 146554936

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2289919, 4579838, 9159676, 16029433, 18319352, 32058866, 64117732, 128235464]

約数ペア:

[(1, 128235464), (2, 64117732), (4, 32058866), (7, 18319352), (8, 16029433), (14, 9159676), (28, 4579838), (56, 2289919)]