165508

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:291

約数の個数: 24

約数和(自身を含む): 346752

約数和(自身を除く): 181244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 257, 322, 514, 644, 1028, 1799, 3598, 5911, 7196, 11822, 23644, 41377, 82754, 165508]

約数ペア:

[(1, 165508), (2, 82754), (4, 41377), (7, 23644), (14, 11822), (23, 7196), (28, 5911), (46, 3598), (92, 1799), (161, 1028), (257, 644), (322, 514)]