161491143

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{287863}}^1$

素因数の和:287894

約数の個数: 16

約数和(自身を含む): 248714496

約数和(自身を除く): 87223353

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 287863, 863589, 3166493, 4893671, 9499479, 14681013, 53830381, 161491143]

約数ペア:

[(1, 161491143), (3, 53830381), (11, 14681013), (17, 9499479), (33, 4893671), (51, 3166493), (187, 863589), (561, 287863)]