163238439

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{8191}}^1$

素因数の和:8287

約数の個数: 32

約数和(自身を含む): 271581184

約数和(自身を除く): 108342745

約数列:

[1, 3, 7, 13, 21, 39, 73, 91, 219, 273, 511, 949, 1533, 2847, 6643, 8191, 19929, 24573, 57337, 106483, 172011, 319449, 597943, 745381, 1793829, 2236143, 4185601, 7773259, 12556803, 23319777, 54412813, 163238439]

約数ペア:

[(1, 163238439), (3, 54412813), (7, 23319777), (13, 12556803), (21, 7773259), (39, 4185601), (73, 2236143), (91, 1793829), (219, 745381), (273, 597943), (511, 319449), (949, 172011), (1533, 106483), (2847, 57337), (6643, 24573), (8191, 19929)]