30871358

素因数分解:

$2^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{5023}}^1$

素因数の和:5471

約数の個数: 16

約数和(自身を含む): 53053440

約数和(自身を除く): 22182082

約数列:

[1, 2, 7, 14, 439, 878, 3073, 5023, 6146, 10046, 35161, 70322, 2205097, 4410194, 15435679, 30871358]

約数ペア:

[(1, 30871358), (2, 15435679), (7, 4410194), (14, 2205097), (439, 70322), (878, 35161), (3073, 10046), (5023, 6146)]