209569087

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{719}}^1\times {\mathrm{3203}}^1$

素因数の和:3942

約数の個数: 16

約数和(自身を含む): 258370560

約数和(自身を除く): 48801473

約数列:

[1, 7, 13, 91, 719, 3203, 5033, 9347, 22421, 41639, 65429, 291473, 2302957, 16120699, 29938441, 209569087]

約数ペア:

[(1, 209569087), (7, 29938441), (13, 16120699), (91, 2302957), (719, 291473), (3203, 65429), (5033, 41639), (9347, 22421)]