138961312

素因数分解:

$2^5\times 7^1\times {\mathrm{620363}}^1$

素因数の和:620380

約数の個数: 24

約数和(自身を含む): 312663456

約数和(自身を除く): 173702144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 620363, 1240726, 2481452, 4342541, 4962904, 8685082, 9925808, 17370164, 19851616, 34740328, 69480656, 138961312]

約数ペア:

[(1, 138961312), (2, 69480656), (4, 34740328), (7, 19851616), (8, 17370164), (14, 9925808), (16, 8685082), (28, 4962904), (32, 4342541), (56, 2481452), (112, 1240726), (224, 620363)]