55857258

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{72167}}^1$

素因数の和:72218

約数の個数: 24

約数和(自身を含む): 123840288

約数和(自身を除く): 67983030

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 72167, 144334, 216501, 433002, 649503, 1299006, 3103181, 6206362, 9309543, 18619086, 27928629, 55857258]

約数ペア:

[(1, 55857258), (2, 27928629), (3, 18619086), (6, 9309543), (9, 6206362), (18, 3103181), (43, 1299006), (86, 649503), (129, 433002), (258, 216501), (387, 144334), (774, 72167)]