196355887

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1549}}^1$

素因数の和:1775

約数の個数: 24

約数和(自身を含む): 247380000

約数和(自身を除く): 51024113

約数列:

[1, 7, 13, 49, 91, 199, 637, 1393, 1549, 2587, 9751, 10843, 18109, 20137, 75901, 126763, 140959, 308251, 986713, 2157757, 4007263, 15104299, 28050841, 196355887]

約数ペア:

[(1, 196355887), (7, 28050841), (13, 15104299), (49, 4007263), (91, 2157757), (199, 986713), (637, 308251), (1393, 140959), (1549, 126763), (2587, 75901), (9751, 20137), (10843, 18109)]