28006278

素因数分解:

$2^1\times 3^1\times {\mathrm{173}}^1\times {\mathrm{26981}}^1$

素因数の和:27159

約数の個数: 16

約数和(自身を含む): 56338416

約数和(自身を除く): 28332138

約数列:

[1, 2, 3, 6, 173, 346, 519, 1038, 26981, 53962, 80943, 161886, 4667713, 9335426, 14003139, 28006278]

約数ペア:

[(1, 28006278), (2, 14003139), (3, 9335426), (6, 4667713), (173, 161886), (346, 80943), (519, 53962), (1038, 26981)]