258645543

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{491}}^1\times {\mathrm{1039}}^1$

素因数の和:1559

約数の個数: 24

約数和(自身を含む): 374549760

約数和(自身を除く): 115904217

約数列:

[1, 3, 13, 39, 169, 491, 507, 1039, 1473, 3117, 6383, 13507, 19149, 40521, 82979, 175591, 248937, 510149, 526773, 1530447, 6631937, 19895811, 86215181, 258645543]

約数ペア:

[(1, 258645543), (3, 86215181), (13, 19895811), (39, 6631937), (169, 1530447), (491, 526773), (507, 510149), (1039, 248937), (1473, 175591), (3117, 82979), (6383, 40521), (13507, 19149)]