389963910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{1856971}}^1$

素因数の和:1856988

約数の個数: 32

約数和(自身を含む): 1069615872

約数和(自身を除く): 679651962

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 1856971, 3713942, 5570913, 9284855, 11141826, 12998797, 18569710, 25997594, 27854565, 38996391, 55709130, 64993985, 77992782, 129987970, 194981955, 389963910]

約数ペア:

[(1, 389963910), (2, 194981955), (3, 129987970), (5, 77992782), (6, 64993985), (7, 55709130), (10, 38996391), (14, 27854565), (15, 25997594), (21, 18569710), (30, 12998797), (35, 11141826), (42, 9284855), (70, 5570913), (105, 3713942), (210, 1856971)]