1285207552

素因数分解:

$2^9\times {\mathrm{2510171}}^1$

素因数の和:2510189

約数の個数: 20

約数和(自身を含む): 2567905956

約数和(自身を除く): 1282698404

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 2510171, 5020342, 10040684, 20081368, 40162736, 80325472, 160650944, 321301888, 642603776, 1285207552]

約数ペア:

[(1, 1285207552), (2, 642603776), (4, 321301888), (8, 160650944), (16, 80325472), (32, 40162736), (64, 20081368), (128, 10040684), (256, 5020342), (512, 2510171)]