27681388

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{31891}}^1$

素因数の和:31933

約数の個数: 24

約数和(自身を含む): 57150464

約数和(自身を除く): 29469076

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 31891, 63782, 127564, 223237, 446474, 892948, 988621, 1977242, 3954484, 6920347, 13840694, 27681388]

約数ペア:

[(1, 27681388), (2, 13840694), (4, 6920347), (7, 3954484), (14, 1977242), (28, 988621), (31, 892948), (62, 446474), (124, 223237), (217, 127564), (434, 63782), (868, 31891)]