1284260042

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{76819}}^1$

素因数の和:77477

約数の個数: 16

約数和(自身を含む): 2077827360

約数和(自身を除く): 793567318

約数列:

[1, 2, 13, 26, 643, 1286, 8359, 16718, 76819, 153638, 998647, 1997294, 49394617, 98789234, 642130021, 1284260042]

約数ペア:

[(1, 1284260042), (2, 642130021), (13, 98789234), (26, 49394617), (643, 1997294), (1286, 998647), (8359, 153638), (16718, 76819)]