81697768

素因数分解:

$2^3\times {\mathrm{1723}}^1\times {\mathrm{5927}}^1$

素因数の和:7656

約数の個数: 16

約数和(自身を含む): 153298080

約数和(自身を除く): 71600312

約数列:

[1, 2, 4, 8, 1723, 3446, 5927, 6892, 11854, 13784, 23708, 47416, 10212221, 20424442, 40848884, 81697768]

約数ペア:

[(1, 81697768), (2, 40848884), (4, 20424442), (8, 10212221), (1723, 47416), (3446, 23708), (5927, 13784), (6892, 11854)]