489142549

素因数分解:

$7^2\times {\mathrm{523}}^1\times {\mathrm{19087}}^1$

素因数の和:19624

約数の個数: 12

約数和(自身を含む): 570120384

約数和(自身を除く): 80977835

約数列:

[1, 7, 49, 523, 3661, 19087, 25627, 133609, 935263, 9982501, 69877507, 489142549]

約数ペア:

[(1, 489142549), (7, 69877507), (49, 9982501), (523, 935263), (3661, 133609), (19087, 25627)]