2128889371

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{390407}}^1$

素因数の和:390474

約数の個数: 16

約数和(自身を含む): 2623541760

約数和(自身を除く): 494652389

約数列:

[1, 7, 19, 41, 133, 287, 779, 5453, 390407, 2732849, 7417733, 16006687, 51924131, 112046809, 304127053, 2128889371]

約数ペア:

[(1, 2128889371), (7, 304127053), (19, 112046809), (41, 51924131), (133, 16006687), (287, 7417733), (779, 2732849), (5453, 390407)]