28895421

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1\times {\mathrm{509}}^1$

素因数の和:788

約数の個数: 16

約数和(自身を含む): 39168000

約数和(自身を除く): 10272579

約数列:

[1, 3, 127, 149, 381, 447, 509, 1527, 18923, 56769, 64643, 75841, 193929, 227523, 9631807, 28895421]

約数ペア:

[(1, 28895421), (3, 9631807), (127, 227523), (149, 193929), (381, 75841), (447, 64643), (509, 56769), (1527, 18923)]