205991937

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{691}}^1$

素因数の和:942

約数の個数: 32

約数和(自身を含む): 312341120

約数和(自身を除く): 106349183

約数列:

[1, 3, 9, 27, 61, 181, 183, 543, 549, 691, 1629, 1647, 2073, 4887, 6219, 11041, 18657, 33123, 42151, 99369, 125071, 126453, 298107, 375213, 379359, 1125639, 1138077, 3376917, 7629331, 22887993, 68663979, 205991937]

約数ペア:

[(1, 205991937), (3, 68663979), (9, 22887993), (27, 7629331), (61, 3376917), (181, 1138077), (183, 1125639), (543, 379359), (549, 375213), (691, 298107), (1629, 126453), (1647, 125071), (2073, 99369), (4887, 42151), (6219, 33123), (11041, 18657)]