489765521

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1\times {\mathrm{3391}}^1$

素因数の和:3884

約数の個数: 16

約数和(自身を含む): 573112320

約数和(自身を除く): 83346799

約数列:

[1, 7, 47, 329, 439, 3073, 3391, 20633, 23737, 144431, 159377, 1115639, 1488649, 10420543, 69966503, 489765521]

約数ペア:

[(1, 489765521), (7, 69966503), (47, 10420543), (329, 1488649), (439, 1115639), (3073, 159377), (3391, 144431), (20633, 23737)]