728658256

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{442147}}^1$

素因数の和:442258

約数の個数: 20

約数和(自身を含む): 1425485152

約数和(自身を除く): 696826896

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 442147, 884294, 1768588, 3537176, 7074352, 45541141, 91082282, 182164564, 364329128, 728658256]

約数ペア:

[(1, 728658256), (2, 364329128), (4, 182164564), (8, 91082282), (16, 45541141), (103, 7074352), (206, 3537176), (412, 1768588), (824, 884294), (1648, 442147)]