187440021

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{239387}}^1$

素因数の和:239425

約数の個数: 16

約数和(自身を含む): 287265600

約数和(自身を除く): 99825579

約数列:

[1, 3, 9, 27, 29, 87, 261, 783, 239387, 718161, 2154483, 6463449, 6942223, 20826669, 62480007, 187440021]

約数ペア:

[(1, 187440021), (3, 62480007), (9, 20826669), (27, 6942223), (29, 6463449), (87, 2154483), (261, 718161), (783, 239387)]