209366937

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{198829}}^1$

素因数の和:198854

約数の個数: 20

約数和(自身を含む): 336818020

約数和(自身を除く): 127451083

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 198829, 596487, 1789461, 2584777, 5368383, 7754331, 16105149, 23262993, 69788979, 209366937]

約数ペア:

[(1, 209366937), (3, 69788979), (9, 23262993), (13, 16105149), (27, 7754331), (39, 5368383), (81, 2584777), (117, 1789461), (351, 596487), (1053, 198829)]