208804029

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{72577}}^1$

素因数の和:72724

約数の個数: 16

約数和(自身を含む): 320504448

約数和(自身を除く): 111700419

約数列:

[1, 3, 7, 21, 137, 411, 959, 2877, 72577, 217731, 508039, 1524117, 9943049, 29829147, 69601343, 208804029]

約数ペア:

[(1, 208804029), (3, 69601343), (7, 29829147), (21, 9943049), (137, 1524117), (411, 508039), (959, 217731), (2877, 72577)]