66404845

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{1579}}^1$

素因数の和:2244

約数の個数: 16

約数和(自身を含む): 86002560

約数和(自身を除く): 19597715

約数列:

[1, 5, 13, 65, 647, 1579, 3235, 7895, 8411, 20527, 42055, 102635, 1021613, 5108065, 13280969, 66404845]

約数ペア:

[(1, 66404845), (5, 13280969), (13, 5108065), (65, 1021613), (647, 102635), (1579, 42055), (3235, 20527), (7895, 8411)]