1291258557

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{902347}}^1$

素因数の和:902409

約数の個数: 16

約数和(自身を含む): 1949071680

約数和(自身を除く): 657813123

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 902347, 2707041, 8121123, 24363369, 47824391, 143473173, 430419519, 1291258557]

約数ペア:

[(1, 1291258557), (3, 430419519), (9, 143473173), (27, 47824391), (53, 24363369), (159, 8121123), (477, 2707041), (1431, 902347)]