258492738

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{879227}}^1$

素因数の和:879246

約数の個数: 24

約数和(自身を含む): 601391952

約数和(自身を除く): 342899214

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 879227, 1758454, 2637681, 5275362, 6154589, 12309178, 18463767, 36927534, 43082123, 86164246, 129246369, 258492738]

約数ペア:

[(1, 258492738), (2, 129246369), (3, 86164246), (6, 43082123), (7, 36927534), (14, 18463767), (21, 12309178), (42, 6154589), (49, 5275362), (98, 2637681), (147, 1758454), (294, 879227)]