207639891

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{523}}^1\times {\mathrm{1423}}^1$

素因数の和:1983

約数の個数: 24

約数和(自身を含む): 310409216

約数和(自身を除く): 102769325

約数列:

[1, 3, 9, 31, 93, 279, 523, 1423, 1569, 4269, 4707, 12807, 16213, 44113, 48639, 132339, 145917, 397017, 744229, 2232687, 6698061, 23071099, 69213297, 207639891]

約数ペア:

[(1, 207639891), (3, 69213297), (9, 23071099), (31, 6698061), (93, 2232687), (279, 744229), (523, 397017), (1423, 145917), (1569, 132339), (4269, 48639), (4707, 44113), (12807, 16213)]