218933735

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{7643}}^1$

素因数の和:8002

約数の個数: 16

約数和(自身を含む): 279036576

約数和(自身を除く): 60102841

約数列:

[1, 5, 17, 85, 337, 1685, 5729, 7643, 28645, 38215, 129931, 649655, 2575691, 12878455, 43786747, 218933735]

約数ペア:

[(1, 218933735), (5, 43786747), (17, 12878455), (85, 2575691), (337, 649655), (1685, 129931), (5729, 38215), (7643, 28645)]