25681521

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{8501}}^1$

素因数の和:8576

約数の個数: 16

約数和(自身を含む): 36728640

約数和(自身を除く): 11047119

約数列:

[1, 3, 19, 53, 57, 159, 1007, 3021, 8501, 25503, 161519, 450553, 484557, 1351659, 8560507, 25681521]

約数ペア:

[(1, 25681521), (3, 8560507), (19, 1351659), (53, 484557), (57, 450553), (159, 161519), (1007, 25503), (3021, 8501)]