261128798

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{541}}^1\times {\mathrm{1499}}^1$

素因数の和:2072

約数の個数: 32

約数和(自身を含む): 468288000

約数和(自身を除く): 207159202

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 541, 1082, 1499, 2998, 3787, 7574, 10493, 12443, 20986, 24886, 34477, 68954, 87101, 174202, 241339, 482678, 810959, 1621918, 5676713, 11353426, 18652057, 37304114, 130564399, 261128798]

約数ペア:

[(1, 261128798), (2, 130564399), (7, 37304114), (14, 18652057), (23, 11353426), (46, 5676713), (161, 1621918), (322, 810959), (541, 482678), (1082, 241339), (1499, 174202), (2998, 87101), (3787, 68954), (7574, 34477), (10493, 24886), (12443, 20986)]