28897569

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{2819}}^1$

素因数の和:2909

約数の個数: 24

約数和(自身を含む): 44871840

約数和(自身を除く): 15974271

約数列:

[1, 3, 9, 17, 51, 67, 153, 201, 603, 1139, 2819, 3417, 8457, 10251, 25371, 47923, 143769, 188873, 431307, 566619, 1699857, 3210841, 9632523, 28897569]

約数ペア:

[(1, 28897569), (3, 9632523), (9, 3210841), (17, 1699857), (51, 566619), (67, 431307), (153, 188873), (201, 143769), (603, 47923), (1139, 25371), (2819, 10251), (3417, 8457)]