31927138

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{1489}}^1$

素因数の和:1713

約数の個数: 16

約数和(自身を含む): 48919680

約数和(自身を除く): 16992542

約数列:

[1, 2, 71, 142, 151, 302, 1489, 2978, 10721, 21442, 105719, 211438, 224839, 449678, 15963569, 31927138]

約数ペア:

[(1, 31927138), (2, 15963569), (71, 449678), (142, 224839), (151, 211438), (302, 105719), (1489, 21442), (2978, 10721)]