25012009

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1789}}^1$

素因数の和:1872

約数の個数: 16

約数和(自身を含む): 28869120

約数和(自身を除く): 3857111

約数列:

[1, 11, 31, 41, 341, 451, 1271, 1789, 13981, 19679, 55459, 73349, 610049, 806839, 2273819, 25012009]

約数ペア:

[(1, 25012009), (11, 2273819), (31, 806839), (41, 610049), (341, 73349), (451, 55459), (1271, 19679), (1789, 13981)]