2646091

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:258

約数の個数: 16

約数和(自身を含む): 3168000

約数和(自身を除く): 521909

約数列:

[1, 7, 43, 59, 149, 301, 413, 1043, 2537, 6407, 8791, 17759, 44849, 61537, 378013, 2646091]

約数ペア:

[(1, 2646091), (7, 378013), (43, 61537), (59, 44849), (149, 17759), (301, 8791), (413, 6407), (1043, 2537)]