6407989

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:460

約数の個数: 16

約数和(自身を含む): 7638400

約数和(自身を除く): 1230411

約数列:

[1, 7, 43, 61, 301, 349, 427, 2443, 2623, 15007, 18361, 21289, 105049, 149023, 915427, 6407989]

約数ペア:

[(1, 6407989), (7, 915427), (43, 149023), (61, 105049), (301, 21289), (349, 18361), (427, 15007), (2443, 2623)]