39920211

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{3557}}^1$

素因数の和:3635

約数の個数: 24

約数和(自身を含む): 61055280

約数和(自身を除く): 21135069

約数列:

[1, 3, 9, 29, 43, 87, 129, 261, 387, 1247, 3557, 3741, 10671, 11223, 32013, 103153, 152951, 309459, 458853, 928377, 1376559, 4435579, 13306737, 39920211]

約数ペア:

[(1, 39920211), (3, 13306737), (9, 4435579), (29, 1376559), (43, 928377), (87, 458853), (129, 309459), (261, 152951), (387, 103153), (1247, 32013), (3557, 11223), (3741, 10671)]