31261328

素因数分解:

$2^4\times 7^1\times {\mathrm{279119}}^1$

素因数の和:279134

約数の個数: 20

約数和(自身を含む): 69221760

約数和(自身を除く): 37960432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 279119, 558238, 1116476, 1953833, 2232952, 3907666, 4465904, 7815332, 15630664, 31261328]

約数ペア:

[(1, 31261328), (2, 15630664), (4, 7815332), (7, 4465904), (8, 3907666), (14, 2232952), (16, 1953833), (28, 1116476), (56, 558238), (112, 279119)]