218372293

素因数分解:

${\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{337}}^1\times {\mathrm{811}}^1$

素因数の和:1212

約数の個数: 16

約数和(自身を含む): 237129984

約数和(自身を除く): 18757691

約数列:

[1, 17, 47, 337, 799, 811, 5729, 13787, 15839, 38117, 269263, 273307, 647989, 4646219, 12845429, 218372293]

約数ペア:

[(1, 218372293), (17, 12845429), (47, 4646219), (337, 647989), (799, 273307), (811, 269263), (5729, 38117), (13787, 15839)]