17189851

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{421}}^1$

素因数の和:754

約数の個数: 16

約数和(自身を含む): 20796160

約数和(自身を除く): 3606309

約数列:

[1, 7, 19, 133, 307, 421, 2149, 2947, 5833, 7999, 40831, 55993, 129247, 904729, 2455693, 17189851]

約数ペア:

[(1, 17189851), (7, 2455693), (19, 904729), (133, 129247), (307, 55993), (421, 40831), (2149, 7999), (2947, 5833)]