138749366

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{319699}}^1$

素因数の和:319739

約数の個数: 16

約数和(自身を含む): 245529600

約数和(自身を除く): 106780234

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 319699, 639398, 2237893, 4475786, 9910669, 19821338, 69374683, 138749366]

約数ペア:

[(1, 138749366), (2, 69374683), (7, 19821338), (14, 9910669), (31, 4475786), (62, 2237893), (217, 639398), (434, 319699)]