138208

素因数分解:

$2^5\times 7^1\times {\mathrm{617}}^1$

素因数の和:634

約数の個数: 24

約数和(自身を含む): 311472

約数和(自身を除く): 173264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 617, 1234, 2468, 4319, 4936, 8638, 9872, 17276, 19744, 34552, 69104, 138208]

約数ペア:

[(1, 138208), (2, 69104), (4, 34552), (7, 19744), (8, 17276), (14, 9872), (16, 8638), (28, 4936), (32, 4319), (56, 2468), (112, 1234), (224, 617)]