28215814

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{17569}}^1$

素因数の和:17655

約数の個数: 16

約数和(自身を含む): 46806480

約数和(自身を除く): 18590666

約数列:

[1, 2, 11, 22, 73, 146, 803, 1606, 17569, 35138, 193259, 386518, 1282537, 2565074, 14107907, 28215814]

約数ペア:

[(1, 28215814), (2, 14107907), (11, 2565074), (22, 1282537), (73, 386518), (146, 193259), (803, 35138), (1606, 17569)]