257660812

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{11621}}^1$

素因数の和:11889

約数の個数: 24

約数和(自身を含む): 472504032

約数和(自身を除く): 214843220

約数列:

[1, 2, 4, 23, 46, 92, 241, 482, 964, 5543, 11086, 11621, 22172, 23242, 46484, 267283, 534566, 1069132, 2800661, 5601322, 11202644, 64415203, 128830406, 257660812]

約数ペア:

[(1, 257660812), (2, 128830406), (4, 64415203), (23, 11202644), (46, 5601322), (92, 2800661), (241, 1069132), (482, 534566), (964, 267283), (5543, 46484), (11086, 23242), (11621, 22172)]