54743290

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{111721}}^1$

素因数の和:111742

約数の個数: 24

約数和(自身を含む): 114626772

約数和(自身を除く): 59883482

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 111721, 223442, 558605, 782047, 1117210, 1564094, 3910235, 5474329, 7820470, 10948658, 27371645, 54743290]

約数ペア:

[(1, 54743290), (2, 27371645), (5, 10948658), (7, 7820470), (10, 5474329), (14, 3910235), (35, 1564094), (49, 1117210), (70, 782047), (98, 558605), (245, 223442), (490, 111721)]