263796987

素因数分解:

$3^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1\times {\mathrm{2243}}^1$

素因数の和:2642

約数の個数: 16

約数和(自身を含む): 355449600

約数和(自身を除く): 91652613

約数列:

[1, 3, 197, 199, 591, 597, 2243, 6729, 39203, 117609, 441871, 446357, 1325613, 1339071, 87932329, 263796987]

約数ペア:

[(1, 263796987), (3, 87932329), (197, 1339071), (199, 1325613), (591, 446357), (597, 441871), (2243, 117609), (6729, 39203)]