28410543

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2801}}^1$

素因数の和:2844

約数の個数: 36

約数和(自身を含む): 49830768

約数和(自身を除く): 21420225

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 147, 161, 207, 441, 483, 1127, 1449, 2801, 3381, 8403, 10143, 19607, 25209, 58821, 64423, 137249, 176463, 193269, 411747, 450961, 579807, 1235241, 1352883, 3156727, 4058649, 9470181, 28410543]

約数ペア:

[(1, 28410543), (3, 9470181), (7, 4058649), (9, 3156727), (21, 1352883), (23, 1235241), (49, 579807), (63, 450961), (69, 411747), (147, 193269), (161, 176463), (207, 137249), (441, 64423), (483, 58821), (1127, 25209), (1449, 19607), (2801, 10143), (3381, 8403)]