1287885907

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{2053}}^1\times {\mathrm{8147}}^1$

素因数の和:10218

約数の個数: 16

約数和(自身を含む): 1606655232

約数和(自身を除く): 318769325

約数列:

[1, 7, 11, 77, 2053, 8147, 14371, 22583, 57029, 89617, 158081, 627319, 16725791, 117080537, 183983701, 1287885907]

約数ペア:

[(1, 1287885907), (7, 183983701), (11, 117080537), (77, 16725791), (2053, 627319), (8147, 158081), (14371, 89617), (22583, 57029)]