11920377

素因数分解:

$3^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{977}}^1$

素因数の和:1077

約数の個数: 24

約数和(自身を含む): 18730656

約数和(自身を除く): 6810279

約数列:

[1, 3, 7, 21, 49, 83, 147, 249, 581, 977, 1743, 2931, 4067, 6839, 12201, 20517, 47873, 81091, 143619, 243273, 567637, 1702911, 3973459, 11920377]

約数ペア:

[(1, 11920377), (3, 3973459), (7, 1702911), (21, 567637), (49, 243273), (83, 143619), (147, 81091), (249, 47873), (581, 20517), (977, 12201), (1743, 6839), (2931, 4067)]