178338861

素因数分解:

$3^3\times {\mathrm{127}}^1\times {\mathrm{52009}}^1$

素因数の和:52145

約数の個数: 16

約数和(自身を含む): 266291200

約数和(自身を除く): 87952339

約数列:

[1, 3, 9, 27, 127, 381, 1143, 3429, 52009, 156027, 468081, 1404243, 6605143, 19815429, 59446287, 178338861]

約数ペア:

[(1, 178338861), (3, 59446287), (9, 19815429), (27, 6605143), (127, 1404243), (381, 468081), (1143, 156027), (3429, 52009)]