201681778

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{23081}}^1$

素因数の和:23357

約数の個数: 16

約数和(自身を含む): 321578424

約数和(自身を除く): 119896646

約数列:

[1, 2, 17, 34, 257, 514, 4369, 8738, 23081, 46162, 392377, 784754, 5931817, 11863634, 100840889, 201681778]

約数ペア:

[(1, 201681778), (2, 100840889), (17, 11863634), (34, 5931817), (257, 784754), (514, 392377), (4369, 46162), (8738, 23081)]