205804959

素因数分解:

$3^1\times {\mathrm{317}}^1\times {\mathrm{379}}^1\times {\mathrm{571}}^1$

素因数の和:1270

約数の個数: 16

約数和(自身を含む): 276481920

約数和(自身を除く): 70676961

約数列:

[1, 3, 317, 379, 571, 951, 1137, 1713, 120143, 181007, 216409, 360429, 543021, 649227, 68601653, 205804959]

約数ペア:

[(1, 205804959), (3, 68601653), (317, 649227), (379, 543021), (571, 360429), (951, 216409), (1137, 181007), (1713, 120143)]