28308145

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{9001}}^1$

素因数の和:9060

約数の個数: 16

約数和(自身を含む): 36944208

約数和(自身を除く): 8636063

約数列:

[1, 5, 17, 37, 85, 185, 629, 3145, 9001, 45005, 153017, 333037, 765085, 1665185, 5661629, 28308145]

約数ペア:

[(1, 28308145), (5, 5661629), (17, 1665185), (37, 765085), (85, 333037), (185, 153017), (629, 45005), (3145, 9001)]