247986622

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{18307}}^1$

素因数の和:18843

約数の個数: 16

約数和(自身を含む): 401384592

約数和(自身を除く): 153397970

約数列:

[1, 2, 13, 26, 521, 1042, 6773, 13546, 18307, 36614, 237991, 475982, 9537947, 19075894, 123993311, 247986622]

約数ペア:

[(1, 247986622), (2, 123993311), (13, 19075894), (26, 9537947), (521, 475982), (1042, 237991), (6773, 36614), (13546, 18307)]