81061562

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{4751}}^1$

素因数の和:5221

約数の個数: 16

約数和(自身を含む): 128304000

約数和(自身を除く): 47242438

約数列:

[1, 2, 19, 38, 449, 898, 4751, 8531, 9502, 17062, 90269, 180538, 2133199, 4266398, 40530781, 81061562]

約数ペア:

[(1, 81061562), (2, 40530781), (19, 4266398), (38, 2133199), (449, 180538), (898, 90269), (4751, 17062), (8531, 9502)]