27841653

素因数分解:

$3^2\times 7^3\times {\mathrm{29}}^1\times {\mathrm{311}}^1$

素因数の和:367

約数の個数: 48

約数和(自身を含む): 48672000

約数和(自身を除く): 20830347

約数列:

[1, 3, 7, 9, 21, 29, 49, 63, 87, 147, 203, 261, 311, 343, 441, 609, 933, 1029, 1421, 1827, 2177, 2799, 3087, 4263, 6531, 9019, 9947, 12789, 15239, 19593, 27057, 29841, 45717, 63133, 81171, 89523, 106673, 137151, 189399, 320019, 441931, 568197, 960057, 1325793, 3093517, 3977379, 9280551, 27841653]

約数ペア:

[(1, 27841653), (3, 9280551), (7, 3977379), (9, 3093517), (21, 1325793), (29, 960057), (49, 568197), (63, 441931), (87, 320019), (147, 189399), (203, 137151), (261, 106673), (311, 89523), (343, 81171), (441, 63133), (609, 45717), (933, 29841), (1029, 27057), (1421, 19593), (1827, 15239), (2177, 12789), (2799, 9947), (3087, 9019), (4263, 6531)]