208714891

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{73259}}^1$

素因数の和:73314

約数の個数: 16

約数和(自身を含む): 267252480

約数和(自身を除く): 58537589

約数列:

[1, 7, 11, 37, 77, 259, 407, 2849, 73259, 512813, 805849, 2710583, 5640943, 18974081, 29816413, 208714891]

約数ペア:

[(1, 208714891), (7, 29816413), (11, 18974081), (37, 5640943), (77, 2710583), (259, 805849), (407, 512813), (2849, 73259)]