205296729

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^3\times {\mathrm{907}}^1$

素因数の和:978

約数の個数: 32

約数和(自身を含む): 315548160

約数和(自身を除く): 110251431

約数列:

[1, 3, 11, 19, 33, 57, 209, 361, 627, 907, 1083, 2721, 3971, 6859, 9977, 11913, 17233, 20577, 29931, 51699, 75449, 189563, 226347, 327427, 568689, 982281, 3601697, 6221113, 10805091, 18663339, 68432243, 205296729]

約数ペア:

[(1, 205296729), (3, 68432243), (11, 18663339), (19, 10805091), (33, 6221113), (57, 3601697), (209, 982281), (361, 568689), (627, 327427), (907, 226347), (1083, 189563), (2721, 75449), (3971, 51699), (6859, 29931), (9977, 20577), (11913, 17233)]