1668939146

素因数分解:

$2^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{283159}}^1$

素因数の和:283589

約数の個数: 16

約数和(自身を含む): 2867844480

約数和(自身を除く): 1198905334

約数列:

[1, 2, 7, 14, 421, 842, 2947, 5894, 283159, 566318, 1982113, 3964226, 119209939, 238419878, 834469573, 1668939146]

約数ペア:

[(1, 1668939146), (2, 834469573), (7, 238419878), (14, 119209939), (421, 3964226), (842, 1982113), (2947, 566318), (5894, 283159)]