205428278

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{127913}}^1$

素因数の和:127999

約数の個数: 16

約数和(自身を含む): 340762896

約数和(自身を除く): 135334618

約数列:

[1, 2, 11, 22, 73, 146, 803, 1606, 127913, 255826, 1407043, 2814086, 9337649, 18675298, 102714139, 205428278]

約数ペア:

[(1, 205428278), (2, 102714139), (11, 18675298), (22, 9337649), (73, 2814086), (146, 1407043), (803, 255826), (1606, 127913)]