257234882

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{97}}^1\times {\mathrm{3673}}^1$

素因数の和:3810

約数の個数: 24

約数和(自身を含む): 411539436

約数和(自身を除く): 154304554

約数列:

[1, 2, 19, 38, 97, 194, 361, 722, 1843, 3673, 3686, 7346, 35017, 69787, 70034, 139574, 356281, 712562, 1325953, 2651906, 6769339, 13538678, 128617441, 257234882]

約数ペア:

[(1, 257234882), (2, 128617441), (19, 13538678), (38, 6769339), (97, 2651906), (194, 1325953), (361, 712562), (722, 356281), (1843, 139574), (3673, 70034), (3686, 69787), (7346, 35017)]