271880399

素因数分解:

$7^1\times {\mathrm{173}}^1\times {\mathrm{347}}^1\times {\mathrm{647}}^1$

素因数の和:1174

約数の個数: 16

約数和(自身を含む): 313901568

約数和(自身を除く): 42021169

約数列:

[1, 7, 173, 347, 647, 1211, 2429, 4529, 60031, 111931, 224509, 420217, 783517, 1571563, 38840057, 271880399]

約数ペア:

[(1, 271880399), (7, 38840057), (173, 1571563), (347, 783517), (647, 420217), (1211, 224509), (2429, 111931), (4529, 60031)]