256215736

素因数分解:

$2^3\times 7^1\times {\mathrm{4575281}}^1$

素因数の和:4575294

約数の個数: 16

約数和(自身を含む): 549033840

約数和(自身を除く): 292818104

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 4575281, 9150562, 18301124, 32026967, 36602248, 64053934, 128107868, 256215736]

約数ペア:

[(1, 256215736), (2, 128107868), (4, 64053934), (7, 36602248), (8, 32026967), (14, 18301124), (28, 9150562), (56, 4575281)]