263886007

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{26161}}^1$

素因数の和:26310

約数の個数: 16

約数和(自身を含む): 331524864

約数和(自身を除く): 67638857

約数列:

[1, 7, 11, 77, 131, 917, 1441, 10087, 26161, 183127, 287771, 2014397, 3427091, 23989637, 37698001, 263886007]

約数ペア:

[(1, 263886007), (7, 37698001), (11, 23989637), (77, 3427091), (131, 2014397), (917, 287771), (1441, 183127), (10087, 26161)]