51509528

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{21391}}^1$

素因数の和:21447

約数の個数: 32

約数和(自身を含む): 112949760

約数和(自身を除く): 61440232

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 21391, 42782, 85564, 149737, 171128, 299474, 598948, 919813, 1197896, 1839626, 3679252, 6438691, 7358504, 12877382, 25754764, 51509528]

約数ペア:

[(1, 51509528), (2, 25754764), (4, 12877382), (7, 7358504), (8, 6438691), (14, 3679252), (28, 1839626), (43, 1197896), (56, 919813), (86, 598948), (172, 299474), (301, 171128), (344, 149737), (602, 85564), (1204, 42782), (2408, 21391)]