16978465

素因数分解:

$5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{2137}}^1$

素因数の和:2376

約数の個数: 16

約数和(自身を含む): 23398272

約数和(自身を除く): 6419807

約数列:

[1, 5, 7, 35, 227, 1135, 1589, 2137, 7945, 10685, 14959, 74795, 485099, 2425495, 3395693, 16978465]

約数ペア:

[(1, 16978465), (5, 3395693), (7, 2425495), (35, 485099), (227, 74795), (1135, 14959), (1589, 10685), (2137, 7945)]