408072049

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{32917}}^1$

素因数の和:32965

約数の個数: 24

約数和(自身を含む): 540381888

約数和(自身を除く): 132309839

約数列:

[1, 7, 11, 23, 49, 77, 161, 253, 539, 1127, 1771, 12397, 32917, 230419, 362087, 757091, 1612933, 2534609, 5299637, 8328001, 17742263, 37097459, 58296007, 408072049]

約数ペア:

[(1, 408072049), (7, 58296007), (11, 37097459), (23, 17742263), (49, 8328001), (77, 5299637), (161, 2534609), (253, 1612933), (539, 757091), (1127, 362087), (1771, 230419), (12397, 32917)]