31780966

素因数分解:

$2^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{5171}}^1$

素因数の和:5619

約数の個数: 16

約数和(自身を含む): 54616320

約数和(自身を除く): 22835354

約数列:

[1, 2, 7, 14, 439, 878, 3073, 5171, 6146, 10342, 36197, 72394, 2270069, 4540138, 15890483, 31780966]

約数ペア:

[(1, 31780966), (2, 15890483), (7, 4540138), (14, 2270069), (439, 72394), (878, 36197), (3073, 10342), (5171, 6146)]