221364960049

素因数分解:

${\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^2\times {\mathrm{181}}^1\times {\mathrm{257}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 243555137280

約数和(自身を除く): 22190177231

約数列:

[1, 19, 47, 73, 181, 257, 893, 1387, 3431, 3439, 4883, 5329, 8507, 12079, 13213, 18761, 46517, 65189, 101251, 161633, 229501, 250463, 251047, 356459, 621011, 881767, 883823, 964549, 1369553, 2186299, 3395741, 4758797, 11799209, 16753573, 18326431, 26021507, 41539681, 45333803, 64368991, 64519079, 159599827, 247889093, 861342257, 1223010829, 3032396713, 4709892767, 11650787371, 221364960049]

約数ペア:

[(1, 221364960049), (19, 11650787371), (47, 4709892767), (73, 3032396713), (181, 1223010829), (257, 861342257), (893, 247889093), (1387, 159599827), (3431, 64519079), (3439, 64368991), (4883, 45333803), (5329, 41539681), (8507, 26021507), (12079, 18326431), (13213, 16753573), (18761, 11799209), (46517, 4758797), (65189, 3395741), (101251, 2186299), (161633, 1369553), (229501, 964549), (250463, 883823), (251047, 881767), (356459, 621011)]