72871412

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{2129}}^1$

素因数の和:2375

約数の個数: 24

約数和(自身を含む): 131208000

約数和(自身を除く): 58336588

約数列:

[1, 2, 4, 43, 86, 172, 199, 398, 796, 2129, 4258, 8516, 8557, 17114, 34228, 91547, 183094, 366188, 423671, 847342, 1694684, 18217853, 36435706, 72871412]

約数ペア:

[(1, 72871412), (2, 36435706), (4, 18217853), (43, 1694684), (86, 847342), (172, 423671), (199, 366188), (398, 183094), (796, 91547), (2129, 34228), (4258, 17114), (8516, 8557)]