128127921

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{401}}^1\times {\mathrm{1459}}^1$

素因数の和:1936

約数の個数: 16

約数和(自身を含む): 173728320

約数和(自身を除く): 45600399

約数列:

[1, 3, 73, 219, 401, 1203, 1459, 4377, 29273, 87819, 106507, 319521, 585059, 1755177, 42709307, 128127921]

約数ペア:

[(1, 128127921), (3, 42709307), (73, 1755177), (219, 585059), (401, 319521), (1203, 106507), (1459, 87819), (4377, 29273)]