209215340481

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{6837773}}^1$

素因数の和:6837861

約数の個数: 32

約数和(自身を含む): 336090267648

約数和(自身を除く): 126874927167

約数列:

[1, 3, 7, 21, 31, 47, 93, 141, 217, 329, 651, 987, 1457, 4371, 10199, 30597, 6837773, 20513319, 47864411, 143593233, 211970963, 321375331, 635912889, 964125993, 1483796741, 2249627317, 4451390223, 6748881951, 9962635261, 29887905783, 69738446827, 209215340481]

約数ペア:

[(1, 209215340481), (3, 69738446827), (7, 29887905783), (21, 9962635261), (31, 6748881951), (47, 4451390223), (93, 2249627317), (141, 1483796741), (217, 964125993), (329, 635912889), (651, 321375331), (987, 211970963), (1457, 143593233), (4371, 47864411), (10199, 20513319), (30597, 6837773)]