28119371

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{719}}^1$

素因数の和:914

約数の個数: 16

約数和(自身を含む): 33269760

約数和(自身を除く): 5150389

約数列:

[1, 7, 37, 151, 259, 719, 1057, 5033, 5587, 26603, 39109, 108569, 186221, 759983, 4017053, 28119371]

約数ペア:

[(1, 28119371), (7, 4017053), (37, 759983), (151, 186221), (259, 108569), (719, 39109), (1057, 26603), (5033, 5587)]