440342

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:523

約数の個数: 16

約数和(自身を含む): 767232

約数和(自身を除く): 326890

約数列:

[1, 2, 7, 14, 71, 142, 443, 497, 886, 994, 3101, 6202, 31453, 62906, 220171, 440342]

約数ペア:

[(1, 440342), (2, 220171), (7, 62906), (14, 31453), (71, 6202), (142, 3101), (443, 994), (497, 886)]