13820391

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6217}}^1$

素因数の和:6255

約数の個数: 24

約数和(自身を含む): 22633520

約数和(自身を除く): 8813129

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 6217, 18651, 55953, 80821, 118123, 242463, 354369, 727389, 1063107, 1535599, 4606797, 13820391]

約数ペア:

[(1, 13820391), (3, 4606797), (9, 1535599), (13, 1063107), (19, 727389), (39, 354369), (57, 242463), (117, 118123), (171, 80821), (247, 55953), (741, 18651), (2223, 6217)]