28270456

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{2143}}^1$

素因数の和:2263

約数の個数: 32

約数和(自身を含む): 56730240

約数和(自身を除く): 28459784

約数列:

[1, 2, 4, 8, 17, 34, 68, 97, 136, 194, 388, 776, 1649, 2143, 3298, 4286, 6596, 8572, 13192, 17144, 36431, 72862, 145724, 207871, 291448, 415742, 831484, 1662968, 3533807, 7067614, 14135228, 28270456]

約数ペア:

[(1, 28270456), (2, 14135228), (4, 7067614), (8, 3533807), (17, 1662968), (34, 831484), (68, 415742), (97, 291448), (136, 207871), (194, 145724), (388, 72862), (776, 36431), (1649, 17144), (2143, 13192), (3298, 8572), (4286, 6596)]