388650872

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{124249}}^1$

素因数の和:124295

約数の個数: 32

約数和(自身を含む): 805140000

約数和(自身を除く): 416489128

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 68, 92, 136, 184, 391, 782, 1564, 3128, 124249, 248498, 496996, 993992, 2112233, 2857727, 4224466, 5715454, 8448932, 11430908, 16897864, 22861816, 48581359, 97162718, 194325436, 388650872]

約数ペア:

[(1, 388650872), (2, 194325436), (4, 97162718), (8, 48581359), (17, 22861816), (23, 16897864), (34, 11430908), (46, 8448932), (68, 5715454), (92, 4224466), (136, 2857727), (184, 2112233), (391, 993992), (782, 496996), (1564, 248498), (3128, 124249)]