1949207085

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{687551}}^1$

素因数の和:687575

約数の個数: 40

約数和(自身を含む): 3993302016

約数和(自身を除く): 2044094931

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 687551, 2062653, 3437755, 4812857, 6187959, 10313265, 14438571, 18563877, 24064285, 30939795, 43315713, 55691631, 72192855, 92819385, 129947139, 216578565, 278458155, 389841417, 649735695, 1949207085]

約数ペア:

[(1, 1949207085), (3, 649735695), (5, 389841417), (7, 278458155), (9, 216578565), (15, 129947139), (21, 92819385), (27, 72192855), (35, 55691631), (45, 43315713), (63, 30939795), (81, 24064285), (105, 18563877), (135, 14438571), (189, 10313265), (315, 6187959), (405, 4812857), (567, 3437755), (945, 2062653), (2835, 687551)]