1938391

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1$

素因数の和:223

約数の個数: 24

約数和(自身を含む): 2585520

約数和(自身を除く): 647129

約数列:

[1, 7, 13, 17, 49, 91, 119, 179, 221, 637, 833, 1253, 1547, 2327, 3043, 8771, 10829, 16289, 21301, 39559, 114023, 149107, 276913, 1938391]

約数ペア:

[(1, 1938391), (7, 276913), (13, 149107), (17, 114023), (49, 39559), (91, 21301), (119, 16289), (179, 10829), (221, 8771), (637, 3043), (833, 2327), (1253, 1547)]