139051689

素因数分解:

$3^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{17471}}^1$

素因数の和:17860

約数の個数: 16

約数和(自身を含む): 212459520

約数和(自身を除く): 73407831

約数列:

[1, 3, 7, 21, 379, 1137, 2653, 7959, 17471, 52413, 122297, 366891, 6621509, 19864527, 46350563, 139051689]

約数ペア:

[(1, 139051689), (3, 46350563), (7, 19864527), (21, 6621509), (379, 366891), (1137, 122297), (2653, 52413), (7959, 17471)]