209811145

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{337}}^1\times {\mathrm{3037}}^1$

素因数の和:3420

約数の個数: 16

約数和(自身を含む): 258764688

約数和(自身を除く): 48953543

約数列:

[1, 5, 41, 205, 337, 1685, 3037, 13817, 15185, 69085, 124517, 622585, 1023469, 5117345, 41962229, 209811145]

約数ペア:

[(1, 209811145), (5, 41962229), (41, 5117345), (205, 1023469), (337, 622585), (1685, 124517), (3037, 69085), (13817, 15185)]