13238075

素因数分解:

$5^2\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:263

約数の個数: 24

約数和(自身を含む): 17061408

約数和(自身を除く): 3823333

約数列:

[1, 5, 25, 53, 97, 103, 265, 485, 515, 1325, 2425, 2575, 5141, 5459, 9991, 25705, 27295, 49955, 128525, 136475, 249775, 529523, 2647615, 13238075]

約数ペア:

[(1, 13238075), (5, 2647615), (25, 529523), (53, 249775), (97, 136475), (103, 128525), (265, 49955), (485, 27295), (515, 25705), (1325, 9991), (2425, 5459), (2575, 5141)]