28228795

素因数分解:

$5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{5413}}^1$

素因数の和:5574

約数の個数: 16

約数和(自身を含む): 38980800

約数和(自身を除く): 10752005

約数列:

[1, 5, 7, 35, 149, 745, 1043, 5215, 5413, 27065, 37891, 189455, 806537, 4032685, 5645759, 28228795]

約数ペア:

[(1, 28228795), (5, 5645759), (7, 4032685), (35, 806537), (149, 189455), (745, 37891), (1043, 27065), (5215, 5413)]