17191391

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{349}}^1$

素因数の和:614

約数の個数: 16

約数和(自身を含む): 20428800

約数和(自身を除く): 3237409

約数列:

[1, 7, 31, 217, 227, 349, 1589, 2443, 7037, 10819, 49259, 75733, 79223, 554561, 2455913, 17191391]

約数ペア:

[(1, 17191391), (7, 2455913), (31, 554561), (217, 79223), (227, 75733), (349, 49259), (1589, 10819), (2443, 7037)]