5187940513

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{657617}}^1$

素因数の和:657661

約数の個数: 16

約数和(自身を含む): 6313132800

約数和(自身を除く): 1125192287

約数列:

[1, 7, 23, 49, 161, 343, 1127, 7889, 657617, 4603319, 15125191, 32223233, 105876337, 225562631, 741134359, 5187940513]

約数ペア:

[(1, 5187940513), (7, 741134359), (23, 225562631), (49, 105876337), (161, 32223233), (343, 15125191), (1127, 4603319), (7889, 657617)]