127798279

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{6337}}^1$

素因数の和:6454

約数の個数: 16

約数和(自身を含む): 151706368

約数和(自身を除く): 23908089

約数列:

[1, 7, 43, 67, 301, 469, 2881, 6337, 20167, 44359, 272491, 424579, 1907437, 2972053, 18256897, 127798279]

約数ペア:

[(1, 127798279), (7, 18256897), (43, 2972053), (67, 1907437), (301, 424579), (469, 272491), (2881, 44359), (6337, 20167)]