28657822

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{1229}}^1$

素因数の和:1451

約数の個数: 16

約数和(自身を含む): 43837200

約数和(自身を除く): 15179378

約数列:

[1, 2, 89, 131, 178, 262, 1229, 2458, 11659, 23318, 109381, 160999, 218762, 321998, 14328911, 28657822]

約数ペア:

[(1, 28657822), (2, 14328911), (89, 321998), (131, 218762), (178, 160999), (262, 109381), (1229, 23318), (2458, 11659)]