209410216

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{66947}}^1$

素因数の和:66993

約数の個数: 32

約数和(自身を含む): 433823040

約数和(自身を除く): 224412824

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 68, 92, 136, 184, 391, 782, 1564, 3128, 66947, 133894, 267788, 535576, 1138099, 1539781, 2276198, 3079562, 4552396, 6159124, 9104792, 12318248, 26176277, 52352554, 104705108, 209410216]

約数ペア:

[(1, 209410216), (2, 104705108), (4, 52352554), (8, 26176277), (17, 12318248), (23, 9104792), (34, 6159124), (46, 4552396), (68, 3079562), (92, 2276198), (136, 1539781), (184, 1138099), (391, 535576), (782, 267788), (1564, 133894), (3128, 66947)]