12776005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1559}}^1$

素因数の和:1724

約数の個数: 16

約数和(自身を含む): 16848000

約数和(自身を除く): 4071995

約数列:

[1, 5, 11, 55, 149, 745, 1559, 1639, 7795, 8195, 17149, 85745, 232291, 1161455, 2555201, 12776005]

約数ペア:

[(1, 12776005), (5, 2555201), (11, 1161455), (55, 232291), (149, 85745), (745, 17149), (1559, 8195), (1639, 7795)]