127691264

素因数分解:

$2^9\times {\mathrm{249397}}^1$

素因数の和:249415

約数の個数: 20

約数和(自身を含む): 255134154

約数和(自身を除く): 127442890

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 249397, 498794, 997588, 1995176, 3990352, 7980704, 15961408, 31922816, 63845632, 127691264]

約数ペア:

[(1, 127691264), (2, 63845632), (4, 31922816), (8, 15961408), (16, 7980704), (32, 3990352), (64, 1995176), (128, 997588), (256, 498794), (512, 249397)]