56817117

素因数分解:

$3^2\times 7^2\times {\mathrm{128837}}^1$

素因数の和:128857

約数の個数: 18

約数和(自身を含む): 95468958

約数和(自身を除く): 38651841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 128837, 386511, 901859, 1159533, 2705577, 6313013, 8116731, 18939039, 56817117]

約数ペア:

[(1, 56817117), (3, 18939039), (7, 8116731), (9, 6313013), (21, 2705577), (49, 1159533), (63, 901859), (147, 386511), (441, 128837)]