398197804

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{44621}}^1$

素因数の和:44745

約数の個数: 24

約数和(自身を含む): 734656608

約数和(自身を除く): 336458804

約数列:

[1, 2, 4, 23, 46, 92, 97, 194, 388, 2231, 4462, 8924, 44621, 89242, 178484, 1026283, 2052566, 4105132, 4328237, 8656474, 17312948, 99549451, 199098902, 398197804]

約数ペア:

[(1, 398197804), (2, 199098902), (4, 99549451), (23, 17312948), (46, 8656474), (92, 4328237), (97, 4105132), (194, 2052566), (388, 1026283), (2231, 178484), (4462, 89242), (8924, 44621)]