821030791

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1\times {\mathrm{5689}}^1$

素因数の和:6138

約数の個数: 16

約数和(自身を含む): 958651200

約数和(自身を除く): 137620409

約数列:

[1, 7, 53, 371, 389, 2723, 5689, 20617, 39823, 144319, 301517, 2110619, 2213021, 15491147, 117290113, 821030791]

約数ペア:

[(1, 821030791), (7, 117290113), (53, 15491147), (371, 2213021), (389, 2110619), (2723, 301517), (5689, 144319), (20617, 39823)]