68987281

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{1061}}^1$

素因数の和:1352

約数の個数: 16

約数和(自身を含む): 78910848

約数和(自身を除く): 9923567

約数列:

[1, 11, 23, 253, 257, 1061, 2827, 5911, 11671, 24403, 65021, 268433, 272677, 2999447, 6271571, 68987281]

約数ペア:

[(1, 68987281), (11, 6271571), (23, 2999447), (253, 272677), (257, 268433), (1061, 65021), (2827, 24403), (5911, 11671)]