138485648

素因数分解:

$2^4\times 7^1\times {\mathrm{1236479}}^1$

素因数の和:1236494

約数の個数: 20

約数和(自身を含む): 306647040

約数和(自身を除く): 168161392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1236479, 2472958, 4945916, 8655353, 9891832, 17310706, 19783664, 34621412, 69242824, 138485648]

約数ペア:

[(1, 138485648), (2, 69242824), (4, 34621412), (7, 19783664), (8, 17310706), (14, 9891832), (16, 8655353), (28, 4945916), (56, 2472958), (112, 1236479)]