28799407

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1559}}^1$

素因数の和:1615

約数の個数: 24

約数和(自身を含む): 37346400

約数和(自身を除く): 8546993

約数列:

[1, 7, 13, 29, 49, 91, 203, 377, 637, 1421, 1559, 2639, 10913, 18473, 20267, 45211, 76391, 141869, 316477, 587743, 993083, 2215339, 4114201, 28799407]

約数ペア:

[(1, 28799407), (7, 4114201), (13, 2215339), (29, 993083), (49, 587743), (91, 316477), (203, 141869), (377, 76391), (637, 45211), (1421, 20267), (1559, 18473), (2639, 10913)]