28675390

素因数分解:

$2^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{6473}}^1$

素因数の和:6923

約数の個数: 16

約数和(自身を含む): 51740208

約数和(自身を除く): 23064818

約数列:

[1, 2, 5, 10, 443, 886, 2215, 4430, 6473, 12946, 32365, 64730, 2867539, 5735078, 14337695, 28675390]

約数ペア:

[(1, 28675390), (2, 14337695), (5, 5735078), (10, 2867539), (443, 64730), (886, 32365), (2215, 12946), (4430, 6473)]