208529661

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1049}}^1$

素因数の和:1185

約数の個数: 32

約数和(自身を含む): 301593600

約数和(自身を除く): 93063939

約数列:

[1, 3, 23, 43, 67, 69, 129, 201, 989, 1049, 1541, 2881, 2967, 3147, 4623, 8643, 24127, 45107, 66263, 70283, 72381, 135321, 198789, 210849, 1037461, 1616509, 3022169, 3112383, 4849527, 9066507, 69509887, 208529661]

約数ペア:

[(1, 208529661), (3, 69509887), (23, 9066507), (43, 4849527), (67, 3112383), (69, 3022169), (129, 1616509), (201, 1037461), (989, 210849), (1049, 198789), (1541, 135321), (2881, 72381), (2967, 70283), (3147, 66263), (4623, 45107), (8643, 24127)]