28125378

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{859}}^1$

素因数の和:991

約数の個数: 48

約数和(自身を含む): 65201760

約数和(自身を除く): 37076382

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 107, 153, 214, 306, 321, 642, 859, 963, 1718, 1819, 1926, 2577, 3638, 5154, 5457, 7731, 10914, 14603, 15462, 16371, 29206, 32742, 43809, 87618, 91913, 131427, 183826, 262854, 275739, 551478, 827217, 1562521, 1654434, 3125042, 4687563, 9375126, 14062689, 28125378]

約数ペア:

[(1, 28125378), (2, 14062689), (3, 9375126), (6, 4687563), (9, 3125042), (17, 1654434), (18, 1562521), (34, 827217), (51, 551478), (102, 275739), (107, 262854), (153, 183826), (214, 131427), (306, 91913), (321, 87618), (642, 43809), (859, 32742), (963, 29206), (1718, 16371), (1819, 15462), (1926, 14603), (2577, 10914), (3638, 7731), (5154, 5457)]