66904861

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{1109}}^1$

素因数の和:1236

約数の個数: 16

約数和(自身を含む): 72673920

約数和(自身を除く): 5769059

約数列:

[1, 23, 43, 61, 989, 1109, 1403, 2623, 25507, 47687, 60329, 67649, 1096801, 1555927, 2908907, 66904861]

約数ペア:

[(1, 66904861), (23, 2908907), (43, 1555927), (61, 1096801), (989, 67649), (1109, 60329), (1403, 47687), (2623, 25507)]