28353437

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{677}}^1$

素因数の和:908

約数の個数: 16

約数和(自身を含む): 33672192

約数和(自身を除く): 5318755

約数列:

[1, 7, 31, 193, 217, 677, 1351, 4739, 5983, 20987, 41881, 130661, 146909, 914627, 4050491, 28353437]

約数ペア:

[(1, 28353437), (7, 4050491), (31, 914627), (193, 146909), (217, 130661), (677, 41881), (1351, 20987), (4739, 5983)]