27793143

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 51217920

約数和(自身を除く): 23424777

約数列:

[1, 3, 7, 9, 19, 21, 31, 49, 57, 63, 93, 107, 133, 147, 171, 217, 279, 321, 399, 441, 589, 651, 749, 931, 963, 1197, 1519, 1767, 1953, 2033, 2247, 2793, 3317, 4123, 4557, 5243, 5301, 6099, 6741, 8379, 9951, 12369, 13671, 14231, 15729, 18297, 23219, 28861, 29853, 37107, 42693, 47187, 63023, 69657, 86583, 99617, 128079, 162533, 189069, 208971, 259749, 298851, 441161, 487599, 567207, 896553, 1323483, 1462797, 3088127, 3970449, 9264381, 27793143]

約数ペア:

[(1, 27793143), (3, 9264381), (7, 3970449), (9, 3088127), (19, 1462797), (21, 1323483), (31, 896553), (49, 567207), (57, 487599), (63, 441161), (93, 298851), (107, 259749), (133, 208971), (147, 189069), (171, 162533), (217, 128079), (279, 99617), (321, 86583), (399, 69657), (441, 63023), (589, 47187), (651, 42693), (749, 37107), (931, 29853), (963, 28861), (1197, 23219), (1519, 18297), (1767, 15729), (1953, 14231), (2033, 13671), (2247, 12369), (2793, 9951), (3317, 8379), (4123, 6741), (4557, 6099), (5243, 5301)]