289314957

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{21061}}^1$

素因数の和:21324

約数の個数: 16

約数和(自身を含む): 407760320

約数和(自身を除く): 118445363

約数列:

[1, 3, 19, 57, 241, 723, 4579, 13737, 21061, 63183, 400159, 1200477, 5075701, 15227103, 96438319, 289314957]

約数ペア:

[(1, 289314957), (3, 96438319), (19, 15227103), (57, 5075701), (241, 1200477), (723, 400159), (4579, 63183), (13737, 21061)]