128000992

素因数分解:

$2^5\times 7^1\times {\mathrm{571433}}^1$

素因数の和:571450

約数の個数: 24

約数和(自身を含む): 288002736

約数和(自身を除く): 160001744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 571433, 1142866, 2285732, 4000031, 4571464, 8000062, 9142928, 16000124, 18285856, 32000248, 64000496, 128000992]

約数ペア:

[(1, 128000992), (2, 64000496), (4, 32000248), (7, 18285856), (8, 16000124), (14, 9142928), (16, 8000062), (28, 4571464), (32, 4000031), (56, 2285732), (112, 1142866), (224, 571433)]